Exploitation evidence
Known exploited · CISA KEV listed
Added 2026-09-02. Ransomware campaign use: Unknown.
CISA required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
CISA due date: 2026-09-05. 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
SonicWall / SMA1000
Default status: unknown
- affected: 12.4.3-03453 (platform-hotfix) and older versions
- affected: 12.5.0-02835 (platform-hotfix) and older versions
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": 0.09889,
"percentile": 0.95639
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.09889,
"percentile": 0.95611
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.09889,
"percentile": 0.95606
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.09889,
"percentile": 0.95605
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.09889,
"percentile": 0.95602
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.09889,
"percentile": 0.95596
}06 Nov 2026, 06:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.09889,
"percentile": 0.95592
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.09889,
"percentile": 0.95589
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.09889,
"percentile": 0.95581
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.09889,
"percentile": 0.95575
}03 Nov 2026, 02:22 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-83549",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-03T03:55:31.034713Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2026-09-02",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-83549"
},
"type": "kev"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-09-21T13:07:29.786Z",
"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-2026-83549"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-09-02T00:00:00.000Z",
"value": "CVE-2026-83549 added to CISA KEV"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"platforms": [
"Linux"
],
"product": "SMA1000",
"vendor": "SonicWall",
"versions": [
{
"status": "affected",
"version": "12.4.3-03453 (platform-hotfix) and older versions"
},
{
"status": "affected",
"version": "12.5.0-02835 (platform-hotfix) and older versions"
}
]
}
],
"datePublic": "2026-09-01T21:26:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Post-authentication Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability has been identified in the SMA1000 Appliance Management Console (AMC) which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution."
}
],
"value": "Post-authentication Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability has been identified in the SMA1000 Appliance Management Console (AMC) which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-78",
"description": "CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-01T21:28:50.717Z",
"orgId": "44b2ff79-1416-4492-88bb-ed0da00c7315",
"shortName": "sonicwall"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0016"
}
],
"source": {
"advisory": "SNWLID-2026-0016",
"discovery": "INTERNAL"
},
"x_generator": {
"engine": "Vulnogram 1.0.5"
}
}
},
"cveMetadata": {
"assignerOrgId": "44b2ff79-1416-4492-88bb-ed0da00c7315",
"assignerShortName": "sonicwall",
"cveId": "CVE-2026-83549",
"datePublished": "2026-09-01T21:28:50.717Z",
"dateReserved": "2026-08-31T18:15:33.840Z",
"dateUpdated": "2026-09-21T13:07:29.786Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2026-83549",
"cwes": [
"CWE-78"
],
"dateAdded": "2026-09-02",
"dueDate": "2026-09-05",
"forensicTriage": "Yes",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0016 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-83549",
"product": "SMA1000 Appliances",
"requiredAction": "Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.",
"shortDescription": "SonicWall SMA1000 Appliances contains an OS command injection vulnerability that could enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution.",
"vendorProject": "SonicWall",
"vulnerabilityName": "SonicWall SMA1000 Appliances OS Command Injection Vulnerability"
}