Authentication Bypass in Kentico Xperience CMS (CVE‑2025‑2746) Enables Admin Object Control
What It Is – Kentico Xperience CMS contains an authentication‑bypass flaw that can be triggered via an alternate path or channel, allowing an unauthenticated attacker to reach and manipulate administrative objects.
Exploitability – The vulnerability is publicly disclosed in the CISA Known Exploited Vulnerabilities (KEV) catalog; proof‑of‑concept exploits have been observed in the wild. The CVSS vector rates it as High (score ≈ 7.8).
Affected Products – Kentico Xperience CMS (all supported versions at the time of disclosure).
Why It Matters for Trust & Control Assurance
- Demonstrates the need for continuous verification that authentication controls are enforced across every access path, not just the primary login flow.
- Highlights a gap that can be captured as evidence in an audit trail: logs showing attempts on alternate channels and the remediation steps taken.
- Enterprise buyers increasingly require proof that identity‑and‑access‑management (IAM) controls are continuously monitored and can be demonstrated to regulators or auditors.
Recommended Actions
- Apply the vendor‑released patch immediately and verify the version number.
- Conduct a focused review of all authentication pathways (APIs, alternate URLs, internal services) to ensure they enforce the same access controls.
- Enable comprehensive logging for admin‑level actions and integrate logs into a continuous monitoring platform to detect future bypass attempts.
- Update your IAM policy to include “alternate channel” testing as part of regular control‑effectiveness assessments.
Source: CISA KEV – CVE‑2025‑2746