Exploitation evidence
Known exploited · CISA KEV listed
Added 2025-10-20. Ransomware campaign use: Unknown.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA due date: 2025-11-10. 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
Kentico / Xperience
Default status: unaffected
- affected: 0 to ≤ 13.0.172 (custom)
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
CVE Program record ↗ · Download tracked evidence as JSON
- https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/
- https://devnet.kentico.com/download/hotfixes
- https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011
- https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-digest-password-authentication-bypass
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2746
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": 0.74055,
"percentile": 0.9949
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.74055,
"percentile": 0.99487
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.74055,
"percentile": 0.99486
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.74055,
"percentile": 0.99486
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.74055,
"percentile": 0.99486
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.74055,
"percentile": 0.99485
}06 Nov 2026, 06:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.74055,
"percentile": 0.99484
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.74055,
"percentile": 0.99484
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.74055,
"percentile": 0.99484
}03 Nov 2026, 18:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-2746",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-10-21T03:55:13.097447Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2025-10-20",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2746"
},
"type": "kev"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-02-26T19:09:16.392Z",
"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-2025-2746"
}
],
"timeline": [
{
"lang": "en",
"time": "2025-10-20T00:00:00.000Z",
"value": "CVE-2025-2746 added to CISA KEV"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"modules": [
"Staging"
],
"product": "Xperience",
"vendor": "Kentico",
"versions": [
{
"lessThanOrEqual": "13.0.172",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:kentico:xperience:*:*:*:*:*:*:*:*",
"versionEndIncluding": "13.0.172",
"versionStartIncluding": "0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "OR"
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Piotr Bazydlo (watchTowr)"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Staging Sync Server password handling of empty SHA1 usernames in digest authentication. Authentication bypass allows an attacker to control administrative objects.<p>This issue affects Xperience through 13.0.172.</p>"
}
],
"value": "An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Staging Sync Server password handling of empty SHA1 usernames in digest authentication. Authentication bypass allows an attacker to control administrative objects.This issue affects Xperience through 13.0.172."
}
],
"impacts": [
{
"capecId": "CAPEC-115",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-115 Authentication Bypass"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-288",
"description": "CWE-288 Authentication Bypass Using an Alternate Path or Channel",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-12-17T19:32:37.733Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"tags": [
"technical-description",
"exploit"
],
"url": "https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/"
},
{
"tags": [
"vendor-advisory",
"patch"
],
"url": "https://devnet.kentico.com/download/hotfixes"
},
{
"tags": [
"exploit"
],
"url": "https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011"
},
{
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-digest-password-authentication-bypass"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Kentico Xperience <= 13.0.172 Staging Sync Server Digest Password Authentication Bypass",
"x_generator": {
"engine": "vulncheck"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2025-2746",
"datePublished": "2025-03-24T18:16:04.022Z",
"dateReserved": "2025-03-24T16:39:11.689Z",
"dateUpdated": "2026-02-26T19:09:16.392Z",
"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": 0.74055,
"percentile": 0.99483
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2025-2746",
"cwes": [
"CWE-288"
],
"dateAdded": "2025-10-20",
"dueDate": "2025-11-10",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://devnet.kentico.com/download/hotfixes ; https://nvd.nist.gov/vuln/detail/CVE-2025-2746",
"product": "Xperience CMS",
"requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
"shortDescription": "Kentico Xperience CMS contains an authentication bypass using an alternate path or channel vulnerability that could allow an attacker to control administrative objects.",
"vendorProject": "Kentico",
"vulnerabilityName": "Kentico Xperience CMS Authentication Bypass Using an Alternate Path or Channel Vulnerability"
}