{"id":"CVE-2025-2746","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-2746","generatedAt":"2026-10-31T06:57:23.219Z","title":"Kentico Xperience CMS Authentication Bypass Using an Alternate Path or Channel Vulnerability","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":"2025-03-24T19:15:51.000Z","lastModified":"2026-06-17T09:07:33.000Z","status":"Analyzed","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"3.1","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"},"cwe":["CWE-288"],"affected":["kentico/xperience"],"epss":{"score":0.74055,"percentile":0.99483,"date":"2026-10-30","history":[{"date":"2026-09-24","score":0.7304,"percentile":0.99439}]},"kev":{"listed":true,"dateAdded":"2025-10-20","dueDate":"2025-11-10","knownRansomwareCampaignUse":"Unknown","notes":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.\nhttps://devnet.kentico.com/download/hotfixes ; https://nvd.nist.gov/vuln/detail/CVE-2025-2746"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 10 November 2025). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-24T00:00:00.000Z","detail":{"to":0.7304,"from":0.59052,"percentile":0.99439},"summary":"EPSS moved from 59.1% to 73.0% probability of exploitation in the next thirty days."}],"references":[{"url":"https://devnet.kentico.com/download/hotfixes","tags":["Patch"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"},{"url":"https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/","tags":["Exploit","Third Party Advisory"],"source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-digest-password-authentication-bypass","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2746","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-2746","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}