CVE-2026-111907 phpMyFAQ CVE debrief

Who should care

Defenders responsible for phpMyFAQ installations, particularly those with CONFIGURATION_EDIT permission, should assess exposure and apply patches or mitigations to prevent potential impacts.

Why it matters

Defenders should prioritize verifying exposure and applying patches or mitigations to prevent potential database integrity or availability impacts in phpMyFAQ 4.0.0 before 4.1.9. The vulnerability allows attackers to lure logged-in users into submitting crafted requests that may impact database integrity or availability. Verification of phpMyFAQ version, patch level, and implementation of CSRF token validation are necessary to prevent exploitation.

• Potential database integrity impacts due to unauthorized migrations
• Potential database availability impacts due to unauthorized migrations
• Verification of phpMyFAQ version and patch level is required
• Implementation of CSRF token validation is necessary to prevent exploitation

Technical summary

The POST /admin/api/update-database endpoint in phpMyFAQ 4.0.0 before 4.1.9 executes database migrations without validating a CSRF token. Attackers can exploit this by crafting cross-site requests to lure logged-in users with CONFIGURATION_EDIT permission, potentially impacting database integrity or availability. The vulnerability allows attackers to lure logged-in users into submitting crafted requests that may impact database integrity or availability. Verification of phpMyFAQ version, patch level, and implementation of CSRF token validation are necessary to prevent exploitation.

Defensive priority

Defenders should prioritize verifying exposure and applying patches or mitigations to prevent potential database integrity or availability impacts.

Recommended defensive actions

• Verify phpMyFAQ version and check for updates to 4.1.9 or later
• Restrict access to the /admin/api/update-database endpoint
• Implement CSRF token validation for the endpoint
• Monitor for suspicious activity on the endpoint
• 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

Evidence notes

The CVE record and NVD entry provide details on the CSRF vulnerability in phpMyFAQ 4.0.0 before 4.1.9. Additional information is available from source references. The vulnerability allows attackers to lure logged-in users into submitting crafted requests that may impact database integrity or availability. Verification of phpMyFAQ version, patch level, and implementation of CSRF token validation are necessary to prevent exploitation. Defenders should verify exposure and apply patches or mitigations to prevent potential impacts.

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.