Exploitation evidence
Known exploited · CISA KEV listed
Added 2026-04-20. Ransomware campaign use: Unknown.
CISA required action: Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.
CISA due date: 2026-04-23. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
Cisco / Cisco Catalyst SD-WAN Manager
Default status: Not specified
- affected: 17.2.6
- affected: 17.2.7
- affected: 17.2.8
- affected: 17.2.9
- affected: 17.2.10
- affected: 17.2.4
- affected: 17.2.5
- affected: 18.3.1.1
- affected: 18.3.3.1
- affected: 18.3.3
- affected: 18.3.4
- affected: 18.3.5
- affected: 18.3.7
- affected: 18.3.8
- affected: 18.3.6.1
- affected: 18.3.1
- affected: 18.3.0
- affected: 18.4.0.1
- affected: 18.4.3
- affected: 18.4.302
- affected: 18.4.303
- affected: 18.4.4
- affected: 18.4.5
- affected: 18.4.0
- affected: 18.4.1
- affected: 18.4.6
- affected: 19.2.0
- affected: 19.2.097
- affected: 19.2.099
- affected: 19.2.1
- affected: 19.2.2
- affected: 19.2.3
- affected: 19.2.31
- affected: 19.2.929
- affected: 19.2.4
- affected: 20.1.1.1
- affected: 20.1.12
- affected: 20.1.1
- affected: 20.1.2
- affected: 20.1.3
- affected: 19.3.0
- affected: 19.1.0
- affected: 18.2.0
- affected: 20.3.1
- affected: 20.3.2
- affected: 20.3.2.1
- affected: 20.3.3
- affected: 20.3.3.1
- affected: 20.3.4
- affected: 20.3.4.1
- affected: 20.3.4.2
- affected: 20.3.5
- affected: 20.3.6
- affected: 20.3.7
- affected: 20.3.7.1
- affected: 20.3.4.3
- affected: 20.3.5.1
- affected: 20.3.7.2
- affected: 20.3.8
- affected: 20.4.1
- affected: 20.4.1.1
- affected: 20.4.1.2
- affected: 20.4.2
- affected: 20.4.2.2
- affected: 20.4.2.1
- affected: 20.4.2.3
- affected: 20.5.1
- affected: 20.5.1.2
- affected: 20.5.1.1
- affected: 20.6.1
- affected: 20.6.1.1
- affected: 20.6.2.1
- affected: 20.6.2.2
- affected: 20.6.2
- affected: 20.6.3
- affected: 20.6.3.1
- affected: 20.6.4
- affected: 20.6.5
- affected: 20.6.5.1
- affected: 20.6.5.3
- affected: 20.6.1.2
- affected: 20.6.3.2
- affected: 20.6.4.1
- affected: 20.6.5.2
- affected: 20.6.5.4
- affected: 20.6.3.3
- affected: 20.6.4.2
- affected: 20.6.3.0.45
- affected: 20.6.3.0.46
- affected: 20.6.3.0.47
- affected: 20.6.3.4
- affected: 20.6.4.0.21
- affected: 20.6.5.1.10
- affected: 20.6.5.1.11
- affected: 20.6.5.1.7
- affected: 20.6.5.1.9
- affected: 20.6.5.2.4
- affected: 20.6.5.5
- affected: 20.6.5.2.8
- affected: 20.6.5.1.13
- affected: 20.6.6
- affected: 20.6.7
- affected: 20.6.8
- affected: 20.7.1
- affected: 20.7.1.1
- affected: 20.7.2
- affected: 20.8.1
- affected: 20.9.1
- affected: 20.9.2
- affected: 20.9.2.1
- affected: 20.9.3
- affected: 20.9.3.1
- affected: 20.9.2.3
- affected: 20.9.3.0.12
- affected: 20.9.3.0.16
- affected: 20.9.3.0.17
- affected: 20.9.3.0.18
- affected: 20.9.3.0.20
- affected: 20.9.3.0.21
- affected: 20.9.3.2
- affected: 20.9.3.2_LI_Images
- affected: 20.9.4
- affected: 20.9.4_LI_Images
- affected: 20.9.3.0.23
- affected: 20.9.4.1
- affected: 20.9.5
- affected: 20.9.5.1
- affected: 20.9.5.2
- affected: 20.9.6
- affected: 20.9.5.3
- affected: 20.9.7
- affected: 20.9.7.1
- affected: 20.9.8
- affected: 20.10.1
- affected: 20.10.1.1
- affected: 20.10.1.2
- affected: 20.11.1
- affected: 20.11.1.1
- affected: 20.11.1.2
- affected: 20.12.1
- affected: 20.12.1_LI_Images
- affected: 20.12.2
- affected: 20.12.3
- affected: 20.12.3.1
- affected: 20.12.4
- affected: 20.12.4.1
- affected: 20.12.5
- affected: 20.12.5.1
- affected: 20.12.5.2
- affected: 20.12.6
- affected: 20.13.1
- affected: 20.14.1
- affected: 20.15.1
- affected: 20.15.2
- affected: 20.15.3
- affected: 20.15.3.1
- affected: 20.15.4
- affected: 20.15.4.1
- affected: 20.16.1
- affected: 20.18.1
- affected: 20.18.2
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.3529,
"percentile": 0.98469
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.3529,
"percentile": 0.98459
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.3529,
"percentile": 0.98457
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.3529,
"percentile": 0.98457
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.3529,
"percentile": 0.98455
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.3529,
"percentile": 0.98454
}06 Nov 2026, 06:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.3529,
"percentile": 0.98452
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.3529,
"percentile": 0.98451
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.31479,
"percentile": 0.98287
}03 Nov 2026, 12:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20133",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-04-22T13:54:59.090766Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2026-04-20",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20133"
},
"type": "kev"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-04-22T13:55:06.357Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20133"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Cisco Catalyst SD-WAN Manager",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "17.2.6"
},
{
"status": "affected",
"version": "17.2.7"
},
{
"status": "affected",
"version": "17.2.8"
},
{
"status": "affected",
"version": "17.2.9"
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{
"status": "affected",
"version": "17.2.10"
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{
"status": "affected",
"version": "17.2.4"
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{
"status": "affected",
"version": "17.2.5"
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{
"status": "affected",
"version": "18.3.1.1"
},
{
"status": "affected",
"version": "18.3.3.1"
},
{
"status": "affected",
"version": "18.3.3"
},
{
"status": "affected",
"version": "18.3.4"
},
{
"status": "affected",
"version": "18.3.5"
},
{
"status": "affected",
"version": "18.3.7"
},
{
"status": "affected",
"version": "18.3.8"
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{
"status": "affected",
"version": "18.3.6.1"
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{
"status": "affected",
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{
"status": "affected",
"version": "18.3.0"
},
{
"status": "affected",
"version": "18.4.0.1"
},
{
"status": "affected",
"version": "18.4.3"
},
{
"status": "affected",
"version": "18.4.302"
},
{
"status": "affected",
"version": "18.4.303"
},
{
"status": "affected",
"version": "18.4.4"
},
{
"status": "affected",
"version": "18.4.5"
},
{
"status": "affected",
"version": "18.4.0"
},
{
"status": "affected",
"version": "18.4.1"
},
{
"status": "affected",
"version": "18.4.6"
},
{
"status": "affected",
"version": "19.2.0"
},
{
"status": "affected",
"version": "19.2.097"
},
{
"status": "affected",
"version": "19.2.099"
},
{
"status": "affected",
"version": "19.2.1"
},
{
"status": "affected",
"version": "19.2.2"
},
{
"status": "affected",
"version": "19.2.3"
},
{
"status": "affected",
"version": "19.2.31"
},
{
"status": "affected",
"version": "19.2.929"
},
{
"status": "affected",
"version": "19.2.4"
},
{
"status": "affected",
"version": "20.1.1.1"
},
{
"status": "affected",
"version": "20.1.12"
},
{
"status": "affected",
"version": "20.1.1"
},
{
"status": "affected",
"version": "20.1.2"
},
{
"status": "affected",
"version": "20.1.3"
},
{
"status": "affected",
"version": "19.3.0"
},
{
"status": "affected",
"version": "19.1.0"
},
{
"status": "affected",
"version": "18.2.0"
},
{
"status": "affected",
"version": "20.3.1"
},
{
"status": "affected",
"version": "20.3.2"
},
{
"status": "affected",
"version": "20.3.2.1"
},
{
"status": "affected",
"version": "20.3.3"
},
{
"status": "affected",
"version": "20.3.3.1"
},
{
"status": "affected",
"version": "20.3.4"
},
{
"status": "affected",
"version": "20.3.4.1"
},
{
"status": "affected",
"version": "20.3.4.2"
},
{
"status": "affected",
"version": "20.3.5"
},
{
"status": "affected",
"version": "20.3.6"
},
{
"status": "affected",
"version": "20.3.7"
},
{
"status": "affected",
"version": "20.3.7.1"
},
{
"status": "affected",
"version": "20.3.4.3"
},
{
"status": "affected",
"version": "20.3.5.1"
},
{
"status": "affected",
"version": "20.3.7.2"
},
{
"status": "affected",
"version": "20.3.8"
},
{
"status": "affected",
"version": "20.4.1"
},
{
"status": "affected",
"version": "20.4.1.1"
},
{
"status": "affected",
"version": "20.4.1.2"
},
{
"status": "affected",
"version": "20.4.2"
},
{
"status": "affected",
"version": "20.4.2.2"
},
{
"status": "affected",
"version": "20.4.2.1"
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{
"status": "affected",
"version": "20.4.2.3"
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{
"status": "affected",
"version": "20.5.1"
},
{
"status": "affected",
"version": "20.5.1.2"
},
{
"status": "affected",
"version": "20.5.1.1"
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{
"status": "affected",
"version": "20.6.1"
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{
"status": "affected",
"version": "20.6.1.1"
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{
"status": "affected",
"version": "20.6.2.1"
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{
"status": "affected",
"version": "20.6.2.2"
},
{
"status": "affected",
"version": "20.6.2"
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{
"status": "affected",
"version": "20.6.3"
},
{
"status": "affected",
"version": "20.6.3.1"
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{
"status": "affected",
"version": "20.6.4"
},
{
"status": "affected",
"version": "20.6.5"
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{
"status": "affected",
"version": "20.6.5.1"
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{
"status": "affected",
"version": "20.6.5.3"
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{
"status": "affected",
"version": "20.6.1.2"
},
{
"status": "affected",
"version": "20.6.3.2"
},
{
"status": "affected",
"version": "20.6.4.1"
},
{
"status": "affected",
"version": "20.6.5.2"
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{
"status": "affected",
"version": "20.6.5.4"
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{
"status": "affected",
"version": "20.6.3.3"
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{
"status": "affected",
"version": "20.6.4.2"
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{
"status": "affected",
"version": "20.6.3.0.45"
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{
"status": "affected",
"version": "20.6.3.0.46"
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{
"status": "affected",
"version": "20.6.3.0.47"
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{
"status": "affected",
"version": "20.6.3.4"
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{
"status": "affected",
"version": "20.6.4.0.21"
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{
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"version": "20.6.5.1.10"
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{
"status": "affected",
"version": "20.6.5.1.11"
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{
"status": "affected",
"version": "20.6.5.1.7"
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{
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"version": "20.6.5.1.9"
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{
"status": "affected",
"version": "20.6.5.2.4"
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{
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"version": "20.6.5.5"
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{
"status": "affected",
"version": "20.6.5.2.8"
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{
"status": "affected",
"version": "20.6.5.1.13"
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{
"status": "affected",
"version": "20.6.6"
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{
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"version": "20.6.7"
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{
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"version": "20.6.8"
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{
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"version": "20.7.1"
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{
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{
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{
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{
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},
{
"status": "affected",
"version": "20.9.2"
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{
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{
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{
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{
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{
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{
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{
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{
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{
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"version": "20.9.3.0.20"
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{
"status": "affected",
"version": "20.9.3.0.21"
},
{
"status": "affected",
"version": "20.9.3.2"
},
{
"status": "affected",
"version": "20.9.3.2_LI_Images"
},
{
"status": "affected",
"version": "20.9.4"
},
{
"status": "affected",
"version": "20.9.4_LI_Images"
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{
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"version": "20.9.3.0.23"
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{
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"version": "20.9.4.1"
},
{
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"version": "20.9.5"
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
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},
{
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{
"status": "affected",
"version": "20.10.1.2"
},
{
"status": "affected",
"version": "20.11.1"
},
{
"status": "affected",
"version": "20.11.1.1"
},
{
"status": "affected",
"version": "20.11.1.2"
},
{
"status": "affected",
"version": "20.12.1"
},
{
"status": "affected",
"version": "20.12.1_LI_Images"
},
{
"status": "affected",
"version": "20.12.2"
},
{
"status": "affected",
"version": "20.12.3"
},
{
"status": "affected",
"version": "20.12.3.1"
},
{
"status": "affected",
"version": "20.12.4"
},
{
"status": "affected",
"version": "20.12.4.1"
},
{
"status": "affected",
"version": "20.12.5"
},
{
"status": "affected",
"version": "20.12.5.1"
},
{
"status": "affected",
"version": "20.12.5.2"
},
{
"status": "affected",
"version": "20.12.6"
},
{
"status": "affected",
"version": "20.13.1"
},
{
"status": "affected",
"version": "20.14.1"
},
{
"status": "affected",
"version": "20.15.1"
},
{
"status": "affected",
"version": "20.15.2"
},
{
"status": "affected",
"version": "20.15.3"
},
{
"status": "affected",
"version": "20.15.3.1"
},
{
"status": "affected",
"version": "20.15.4"
},
{
"status": "affected",
"version": "20.15.4.1"
},
{
"status": "affected",
"version": "20.16.1"
},
{
"status": "affected",
"version": "20.18.1"
},
{
"status": "affected",
"version": "20.18.2"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in Cisco Catalyst SD-WAN Software could allow an unauthenticated, remote attacker to view sensitive information on an affected system.\r\n\r This vulnerability is due to insufficient file system restrictions. An authenticated attacker with netadmin privileges could exploit this vulnerability by accessing the vshell of an affected system. A successful exploit could allow the attacker to read sensitive information on the underlying operating system."
}
],
"exploits": [
{
"lang": "en",
"value": "In April 2026, the Cisco PSIRT became aware of active exploitation of the vulnerability that is described in CVE-2026-20133. Cisco strongly recommends that customers upgrade to a fixed software release to remediate these vulnerabilities."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-200",
"description": "Exposure of Sensitive Information to an Unauthorized Actor",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-04-22T15:31:56.704Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-sdwan-authbp-qwCX8D4v",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v"
}
],
"source": {
"advisory": "cisco-sa-sdwan-authbp-qwCX8D4v",
"defects": [
"CSCws33583"
],
"discovery": "INTERNAL"
}
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20133",
"datePublished": "2026-02-25T16:13:56.017Z",
"dateReserved": "2025-10-08T11:59:15.380Z",
"dateUpdated": "2026-04-22T15:31:56.704Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.31479,
"percentile": 0.98284
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2026-20133",
"cwes": [
"CWE-200"
],
"dateAdded": "2026-04-20",
"dueDate": "2026-04-23",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "CISA Mitigation Instructions: https://www.cisa.gov/news-events/directives/ed-26-03-mitigate-vulnerabilities-cisco-sd-wan-systems ; https://www.cisa.gov/news-events/directives/supplemental-direction-ed-26-03-hunt-and-hardening-guidance-cisco-sd-wan-systems ; https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v ; https://nvd.nist.gov/vuln/detail/CVE-2026-20133",
"product": "Catalyst SD-WAN Manager",
"requiredAction": "Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.",
"shortDescription": "Cisco Catalyst SD-WAN Manager contains an exposure of sensitive information to an unauthorized actor vulnerability that could allow remote attackers to view sensitive information on affected systems.",
"vendorProject": "Cisco",
"vulnerabilityName": "Cisco Catalyst SD-WAN Manager Exposure of Sensitive Information to an Unauthorized Actor Vulnerability"
}