CVE-2025-2746

Summary

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 Software

Weaknesses

• CWE-288: CWE-288 Authentication Bypass Using an Alternate Path or Channel

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: active
  • Automatable: yes
  • Technical Impact: total

Additional References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2746

References

• https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/
• https://devnet.kentico.com/download/hotfixes
• https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011
• https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-digest-password-authentication-bypass

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