CVE-2025-3985: medium-severity vulnerability in Apereo CAS
Apereo CAS ResponseEntity redos
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.1epss 0.6%
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Affected products
Apereo · CASRelated CVEs — Apereo CAS
In the same product, most dangerous first.
CVE-2024-11208MEDIUMApereo CAS login session expirationEPSS 0.8%CVE-2025-3986MEDIUMApereo CAS CasConfigurationMetadataServerController.java redosEPSS 0.7%CVE-2024-11209MEDIUMApereo CAS 2FA login improper authenticationEPSS 0.6%CVE-2023-28857MEDIUMLDAP password leak in Apereo CAS - GHSL-2023-009EPSS 0.5%CVE-2025-3984LOWApereo CAS Groovy Code RegisteredServiceSimpleFormController.java saveService code injectionEPSS 0.5%CVE-2024-11207MEDIUMApereo CAS login redirectEPSS 0.4%