What is GHSA-6534-m2vq-3r2h?

GHSA-6534-m2vq-3r2h is a security advisory published by GitHub Security Advisories with High severity. Craft CMS 4.0.0 before 4.18.9 and 5.0.0 before 5.11.2 contains an SQL injection vulnerability in...

Which CVE IDs does GHSA-6534-m2vq-3r2h cover?

GHSA-6534-m2vq-3r2h covers the following CVE IDs: CVE-2026-123491. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-6534-m2vq-3r2h?

GHSA-6534-m2vq-3r2h has a CVSS v3 base score of 8.2, published by GitHub Security Advisories.

GHSA-6534-m2vq-3r2hHighCVSS 8.2

Craft CMS 4.0.0 before 4.18.9 and 5.0.0 before 5.11.2 contains an SQL injection vulnerability in...

Vendor

GitHub Security Advisories

Published

November 6, 2026

Last Modified

November 6, 2026

🔗 CVE IDs covered (1)

CVE-2026-123491 →

📋 Description

Craft CMS 4.0.0 before 4.18.9 and 5.0.0 before 5.11.2 contains an SQL injection vulnerability in GraphQL eager-loading: arguments on eager-loadable nodes absent from the public schema are copied into EagerLoadPlan criteria without cleansing. Unauthenticated attackers can supply a parenthesized select argument to inject SQL expressions and read arbitrary database content, including password hashes and session tokens.

🔗 References (4)

https://github.com/craftcms/cms/security/advisories/GHSA-mjj9-pjh4-r48g
https://nvd.nist.gov/vuln/detail/CVE-2026-123491
https://www.vulncheck.com/advisories/craft-cms-4.0.0-before-4.18.9-unauthenticated-sql-injection-via-graphql-eager-load-select
https://github.com/advisories/GHSA-6534-m2vq-3r2h