Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2025-2747

CVE-2025-2747CRITICAL

Kentico Xperience <= 13.0.178 Staging Sync Server None Password Type Authentication Bypass

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  H  H    9.8   .9717   99.9   YES

AFFECTED
  Product    Versions     Fixed
  Xperience  unspecified  —

TIMELINE
  Mar 24  Reserved by VulnCheck
  Mar 24  Published (CNA: VulnCheck)
  Oct 20  Added to CISA KEV, remediation due 2025-11-10

CWE-288 · CNA: VulnCheck · CVSS v3.1 · 5 references · KEV due November 10, 2025

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
March 24, 2025	Reserved	Reserved by VulnCheck
March 24, 2025	Published	Published (CNA: VulnCheck)
October 20, 2025	KEV ADDED	Added to CISA KEV, remediation due 2025-11-10

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Kentico	Xperience	—	—	—

Weaknesses

CWE-288

References (5)

https://devnet.kentico.com/download/hotfixes [vendor-advisory, patch]
https://github.com/watchtowrlabs/kentico-xperience13-AuthBypass-wt-2025-0011 [exploit]
https://labs.watchtowr.com/bypassing-authentication-like-its-the-90s-pre-auth-rce-chain-s-in-kentico-xperience-cms/ [technical-description, exploit]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2747 [government-resource]
https://www.vulncheck.com/advisories/kentico-xperience-staging-sync-server-none-password-type-authentication-bypass [third-party-advisory]

Authoritative record: CVE-2025-2747 at cve.org

Vendors: kentico

Weaknesses: CWE-288

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-2747 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.