CVE-2025-2746
Kentico Xperience <= 13.0.172 Staging Sync Server Digest Password Authentication Bypass
KEVCRITICAL 9.8EPSS 74.1%
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.
- Affected
- Kentico · Xperience
- CVSS v3.1 VULNCHECK
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 74.06% chance of exploitation in the next 30 days, 99th percentile
- CISA KEV
- added 2025-10-20
- Nuclei
- critical · CWE-287
- Published
- 2025-03-24
- Updated
- 2026-02-26
Proof-of-concept exploits (2)
- https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s…
- watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-00117★ · 2025-03-12
Nuclei templates (1)
Security advisories
- https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s…
- https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-digest-passwor…
- https://devnet.kentico.com/download/hotfixes