CVE-2025-12810 Failure in Password Rotation and Check-in Mechanism in Secret Server Allows Reuse of Credentials

Medium 5.3 Published 27 Jan 2026 Updated 27 Jan 2026

Attackers can reuse credentials when password rotation fails, bypassing authentication checks in Delinea Secret Server On-Prem.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-12810?

CVE-2025-12810 is a medium-severity authentication bypass vulnerability in Delinea Inc. Secret Server On-Prem, published on 27 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Improper Authentication vulnerability in Delinea Inc. Secret Server On-Prem (RPC Password Rotation modules).This issue affects Secret Server On-Prem: 11.8.1, 11.9.6, 11.9.25.

A secret with "change password on check in" enabled automatically checks in even when the password change fails after reaching its retry limit. This leaves the secret in an inconsistent state with the wrong password.

Remediation: Upgrade to 11.9.47 or later. The secret will remain checked out when the password change fails.

Weakness: CWE-287

Which versions are affected by CVE-2025-12810?

It affects 1 product.

Products include Delinea Secret Server.

How do I fix CVE-2025-12810?

No fix has been published for CVE-2025-12810 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2025-12810 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-12810 exists.

Sources

Also known as GHSA-9r8x-f5f3-r8cv.