PatchTheCVEpac4j vulnerabilities
Recent CVEs affecting pac4j products. 2 tracked.
pac4j has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 2. Most recent: 2026-04-17. Highest priority: CVE-2026-40459 (score 43/100).
- CVE-2026-40459 HIGH 8.8 UPGRADE PAC4J is vulnerable to LDAP Injection in multiple methods
- CVE-2026-40458 MEDIUM 6.5 UPGRADE PAC4J is vulnerable to Cross-Site Request Forgery (CSRF)
FAQ
How do I fix pac4j vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is pac4j being exploited right now?
None of the tracked pac4j CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which pac4j CVE should I patch first?
CVE-2026-40459 currently ranks highest (43/100): PAC4J is vulnerable to LDAP Injection in multiple methods.