CVE-2026-27418 Epsiloncool CVE debrief

Who should care

Defenders responsible for WordPress installations with WP Fast Total Search plugin should assess potential exposure and verify the plugin version.

Why it matters

CVE-2026-27418 is a MEDIUM-severity vulnerability in WP Fast Total Search plugin versions <= 1.81.282. Defenders should prioritize verifying exposure and assessing potential impacts on data integrity.

• Potential data integrity impacts due to Unauthenticated Broken Access Control
• Verification of WP Fast Total Search plugin version and exposure is required

Technical summary

The vulnerability is described as Unauthenticated Broken Access Control in WP Fast Total Search plugin versions <= 1.81.282. The CVSS score is 5.3 and the CVSS severity is MEDIUM.

Defensive priority

Defenders should prioritize verifying exposure of WP Fast Total Search installations and assessing potential impacts on data integrity.

Recommended defensive actions

• Verify WP Fast Total Search plugin version and update to a fixed version if available
• Assess potential exposure of WP Fast Total Search installations
• Monitor for potential data integrity impacts

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. Further verification is required to determine the actual impact and affected scope.

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.