CVE-2025-2746 KEV
9.8
CRITICAL · CVSS 3.1 · EPSS 73% (pctl 99)
Patch first
On CISA KEV — known exploited in the wild, due 2025-11-10.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 73.04% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-288 |
| On CISA KEV | yes — remediate by 2025-11-10 |
| Public exploit | none known |
| Published | 2025-03-24 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Kentico Xperience CMS Authentication Bypass Using an Alternate Path or Channel Vulnerability |
|---|---|
| Added | 2025-10-20 |
| Due | 2025-11-10 |
| Vendor / product | Kentico / Xperience CMS |
| Ransomware use | none reported |
Affected (1)
| Vendor | Product |
|---|---|
| kentico | xperience |
References
- https://devnet.kentico.com/download/hotfixes
- https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011
- https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/
- 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
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