CVE-2026-62140 ExpressTech Systems CVE debrief

Who should care

Defenders responsible for WordPress installations with the Quiz And Survey Master plugin should assess exposure and prioritize patching or mitigation.

Why it matters

CVE-2026-62140 is a MEDIUM-severity vulnerability in Quiz And Survey Master plugin versions <= 11.2.5. Defenders should prioritize verifying exposure and applying patches or mitigations to prevent potential unauthorized access to sensitive quiz and survey data.

• Potential unauthorized access to sensitive quiz and survey data
• Possible data breaches or exposure of sensitive information
• Need for verification of plugin version and exposure
• Prioritization of patching or mitigation efforts

Technical summary

The Quiz And Survey Master plugin versions <= 11.2.5 is vulnerable to an unauthenticated Insecure Direct Object References (IDOR) attack. This allows an attacker to access sensitive quiz and survey data without authentication.

Defensive priority

Defenders should prioritize verifying exposure and applying patches or mitigations.

Recommended defensive actions

• Verify Quiz And Survey Master plugin version and apply patches or updates if necessary
• Restrict access to sensitive quiz and survey data
• Monitor for potential exploitation attempts

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.