{"identifier":"CVE-2025-2746","cve":{"id":"CVE-2025-2746","description":"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.","published":"2025-03-24T19:15:51.460000+00:00","modified":"2026-06-17T09:07:33.103000+00:00","status":"Analyzed","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_version":"3.1","affected":[{"criteria":"cpe:2.3:a:kentico:xperience:*:*:*:*:*:*:*:*","versionStartIncluding":"","versionStartExcluding":"","versionEndIncluding":"13.0.172","versionEndExcluding":""}],"weaknesses":["CWE-288"],"references":[{"url":"https://devnet.kentico.com/download/hotfixes","source":"disclosure@vulncheck.com","tags":["Patch"]},{"url":"https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011","source":"disclosure@vulncheck.com","tags":["Third Party Advisory"]},{"url":"https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/","source":"disclosure@vulncheck.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-digest-password-authentication-bypass","source":"disclosure@vulncheck.com","tags":["Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2746","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["US Government Resource"]}],"kev":{"cveID":"CVE-2025-2746","vendorProject":"Kentico","product":"Xperience CMS","vulnerabilityName":"Kentico Xperience CMS Authentication Bypass Using an Alternate Path or Channel Vulnerability","dateAdded":"2025-10-20","shortDescription":"Kentico Xperience CMS contains an authentication bypass using an alternate path or channel vulnerability that could allow an attacker to control administrative objects.","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.","dueDate":"2025-11-10","knownRansomwareCampaignUse":"Unknown","forensicTriage":"No","notes":"https://devnet.kentico.com/download/hotfixes ; https://nvd.nist.gov/vuln/detail/CVE-2025-2746","cwes":["CWE-288"]},"kev_checked":true,"metrics":{"cvssMetricV31":[{"source":"disclosure@vulncheck.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-10-21T03:55:13.097447Z","id":"CVE-2025-2746","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:kentico:xperience:*:*:*:*:*:*:*:*","versionEndIncluding":"13.0.172","matchCriteriaId":"5F120158-7BB3-4080-9DBD-2DEA83B05EB1"}]}]}],"source":"nvd","retrieved_at":"2026-10-28T15:19:50.868287+00:00","exploited":true,"kev_stale":false,"products":["kentico / xperience"],"priority":{"label":"Known exploitation: prioritize review","reasons":["CISA KEV lists real-world exploitation."]},"epss":{"probability":0.74055,"percentile":0.99481,"date":"2026-10-27","stale":false},"version_assessment":null},"news":[],"campaigns":[],"domains":[{"domain":"devnet.kentico.com","source_url":"https://devnet.kentico.com/download/hotfixes","investigate_url":"https://investigate.aeglixmind.com/#devnet.kentico.com"},{"domain":"github.com","source_url":"https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011","investigate_url":"https://investigate.aeglixmind.com/#github.com"},{"domain":"labs.watchtowr.com","source_url":"https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/","investigate_url":"https://investigate.aeglixmind.com/#labs.watchtowr.com"},{"domain":"www.vulncheck.com","source_url":"https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-digest-password-authentication-bypass","investigate_url":"https://investigate.aeglixmind.com/#www.vulncheck.com"},{"domain":"www.cisa.gov","source_url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2746","investigate_url":"https://investigate.aeglixmind.com/#www.cisa.gov"}],"arsenal_url":"https://arsenal.aeglixmind.com/?cve=CVE-2025-2746","catalog_url":"https://cves.aeglixmind.com/cve/CVE-2025-2746","research_url":"https://investigate.aeglixmind.com/research/cve/CVE-2025-2746","coverage":{"news_candidates_checked":0,"campaign_candidates_checked":0,"bounded":false,"notice":"Exact CVE mentions in stored public excerpts and reviewed campaign content only. A mention is not proof of exploitation, attribution or tool suitability. Missing matches do not establish absence."}}