PatchTheCVEtheme negotiation by rules vulnerabilities and fixes
Recent CVEs affecting theme negotiation by rules, with upgrade or downgrade steps. 1 tracked.
Also searched as: themenegotiationbyrules.
theme negotiation by rules has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-03-25. Highest priority: CVE-2026-3211 (score 15/100).
- CVE-2026-3211 MEDIUM 4.3 UPGRADE Cross-Site Request Forgery (CSRF) vulnerability in Drupal Theme Negotiation by Rules allows Cross Site Request
FAQ
How do I fix theme negotiation by rules 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 theme negotiation by rules being exploited right now?
None of the tracked theme negotiation by rules CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which theme negotiation by rules CVE should I patch first?
CVE-2026-3211 currently ranks highest (15/100): Cross-Site Request Forgery (CSRF) vulnerability in Drupal Theme Negotiation by Rules allows Cross Site Request.