What is GHSA-qm8v-r38g-4hjq?

GHSA-qm8v-r38g-4hjq is a security advisory published by GitHub Security Advisories with Medium severity. The Quick Event Manager WordPress plugin before 9.19 does not verify the authenticity of PayPal...

Which CVE IDs does GHSA-qm8v-r38g-4hjq cover?

GHSA-qm8v-r38g-4hjq covers the following CVE IDs: CVE-2026-121636. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-qm8v-r38g-4hjq?

GHSA-qm8v-r38g-4hjq has a CVSS v3 base score of 5.3, published by GitHub Security Advisories.

GHSA-qm8v-r38g-4hjqMediumCVSS 5.3

The Quick Event Manager WordPress plugin before 9.19 does not verify the authenticity of PayPal...

Vendor

GitHub Security Advisories

Published

November 6, 2026

Last Modified

November 6, 2026

🔗 CVE IDs covered (1)

CVE-2026-121636 →

📋 Description

The Quick Event Manager WordPress plugin before 9.19 does not verify the authenticity of PayPal payment notifications before marking event registrations as paid, which could allow unauthenticated attackers to mark registrations as paid without making a payment.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-121636
https://wpscan.com/vulnerability/04b181e1-639c-476f-b66b-2a073bf36829
https://github.com/advisories/GHSA-qm8v-r38g-4hjq