CVE-2026-110738 drupal CVE debrief

Who should care

Defenders responsible for Drupal installations using the Gin theme should assess exposure and prioritize verification and remediation. This includes reviewing the official advisory, verifying affected versions, and updating the theme to a secure version. Additionally, defenders should restrict permissions for entering HTML tags containing specific data attributes or the `administer menu` permission to mitigate this vulnerability.

Why it matters

The Gin theme for Drupal has a cross-site scripting (XSS) vulnerability that requires verification and remediation to prevent potential attacks. Defenders should prioritize updating the theme and restricting permissions to mitigate this vulnerability.

• Potential XSS attacks on Drupal sites using the Gin theme
• Need to verify and update the Gin theme to a secure version
• Possible restriction of permissions for certain roles

Technical summary

The Gin administration theme for Drupal has a cross-site scripting (XSS) vulnerability due to insufficient sanitization of certain attributes. An attacker must have a role with permission to enter HTML tags containing specific data attributes or the `administer menu` permission to exploit this vulnerability. Affected versions are <4.1.4 || >=5.0.0 <5.0.16. Defenders should prioritize verifying and updating the theme to a version that addresses this vulnerability, specifically versions 4.1.4 or later, or 5.0.16 or later.

Defensive priority

Defenders should prioritize verifying and updating the Gin theme to a version that addresses this vulnerability, specifically versions 4.1.4 or later, or 5.0.16 or later.

Recommended defensive actions

• Verify and update the Gin theme to version 4.1.4 or later, or 5.0.16 or later
• Restrict permissions for entering HTML tags containing specific data attributes or the `administer menu` permission
• Monitor for suspicious activity related to the Gin theme
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The vulnerability is confirmed by the CVE Program and NVD records, as well as a source item from osv_dev. However, details on exploitation or impact are limited. Defenders should verify the affected versions and review the official advisory for further guidance. The CVE record was published on 2026-10-14T17:25:06.000Z and has not been modified since then.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.