What is GHSA-v47c-mj7g-mcvr?

GHSA-v47c-mj7g-mcvr is a security advisory published by GitHub Security Advisories with High severity. The Fast Courier WordPress plugin before 5.2.4 does not sanitize and escape a value before using...

Which CVE IDs does GHSA-v47c-mj7g-mcvr cover?

GHSA-v47c-mj7g-mcvr covers the following CVE IDs: CVE-2026-89288. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v47c-mj7g-mcvr?

GHSA-v47c-mj7g-mcvr has a CVSS v3 base score of 8.6, published by GitHub Security Advisories.

GHSA-v47c-mj7g-mcvrHighCVSS 8.6

The Fast Courier WordPress plugin before 5.2.4 does not sanitize and escape a value before using...

Vendor

GitHub Security Advisories

Published

October 14, 2026

Last Modified

October 15, 2026

🔗 CVE IDs covered (1)

CVE-2026-89288 →

📋 Description

The Fast Courier WordPress plugin before 5.2.4 does not sanitize and escape a value before using it in a SQL query on an unauthenticated REST route, allowing unauthenticated attackers to perform SQL injection and read arbitrary data from the database.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-89288
https://wpscan.com/vulnerability/8b651892-fc8a-4c8b-a04d-5c76b5b85577
https://github.com/advisories/GHSA-v47c-mj7g-mcvr