CVE-2025-3985

LOW

Apereo CAS 5.2.6 - Inefficient Regular Expression Complexity in Query Parameter

Title source: llm
STIX 2.1

Description

A vulnerability was found in Apereo CAS 5.2.6. It has been classified as problematic. This affects the function ResponseEntity of the file cas-5.2.6\webapp-mgmt\cas-management-webapp-support\src\main\java\org\apereo\cas\mgmt\services\web\ManageRegisteredServicesMultiActionController.java. The manipulation of the argument Query leads to inefficient regular expression complexity. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.306321
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.306321
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.557110

Scores

CVSS v3 2.7
EPSS 0.0050
EPSS Percentile 38.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-1333 CWE-400
Status published
Products (2)
apereo/central_authentication_service 5.2.6
org.apereo.cas/cas-management-webapp-support 0Maven
Published Apr 27, 2025
Tracked Since Feb 18, 2026