CVE-2025-2747
Kentico Xperience <= 13.0.178 Staging Sync Server None Password Type Authentication Bypass
- Published
- Updated
- Reserved
- Assigned by
- VulnCheck
Description
An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Staging Sync Server component password handling for the server defined None type. Authentication bypass allows an attacker to control administrative objects.This issue affects Xperience through 13.0.178.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Kentico Xperience CMS Authentication Bypass Using an Alternate Path or Channel Vulnerability.
- Added
- 20 Oct 2025
- Fix due (US federal)
- 10 Nov 2025
- Used by ransomware
- Not known
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulnCheckCNA (assigner) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 97.2% · top 0.1% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
References (5)
- https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/ (opens in a new tab)technical-descriptionexploit
- https://devnet.kentico.com/download/hotfixes (opens in a new tab)vendor-advisorypatch
- https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011 (opens in a new tab)exploit
- https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-none-password-type-authentication-bypass (opens in a new tab)third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2747 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-2747)Record last updated .