Uncaught Exception Affecting zmartzone/mod_auth_openidc package, versions [,2.4.9.4)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-ZMARTZONEMODAUTHOPENIDC-10361626
- published17 Jun 2025
- disclosed29 Apr 2025
- creditUnknown
Introduced: 29 Apr 2025
CVE-2025-3891 (opens in a new tab)How to fix?
Upgrade zmartzone/mod_auth_openidc to version 2.4.9.4 or higher.
Overview
Affected versions of this package are vulnerable to Uncaught Exception due to the OIDCPreservePost directive. An attacker can cause the server to crash by sending an empty POST request. This is only exploitable if the OIDCPreservePost directive is enabled.