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Medium 4.3Published Mar 25, 2026

CVE-2026-3211Theme Negotiation by Rules - Moderately critical - Cross-site request forgery - SA-CONTRIB-2026-012

Updated under an hour ago ()

Does this affect you?

It affects Drupal Theme Negotiation by Rules and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Cross-Site Request Forgery (CSRF) vulnerability in Drupal Theme Negotiation by Rules allows Cross Site Request Forgery.This issue affects Theme Negotiation by Rules: from 0.0.0 before 1.2.1.

CVSS
4.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Weakness (CWE)
CWE-352
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
drupal
NVD analysis
Analyzed
Record last updated
Mar 26, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Drupal Theme Negotiation by Rules
drupal:theme_negotiation_by_rules (from the name)
from 0.0.0 before 1.2.1
CNA record
webikon theme_negotiation_by_rules
webikon:theme_negotiation_by_rules
before 1.2.1
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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