What is GHSA-gf2c-5g46-3crp?

GHSA-gf2c-5g46-3crp is a security advisory published by GitHub Security Advisories with Low severity. The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS...

Which CVE IDs does GHSA-gf2c-5g46-3crp cover?

GHSA-gf2c-5g46-3crp covers the following CVE IDs: CVE-2026-17011. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-gf2c-5g46-3crp?

GHSA-gf2c-5g46-3crp has a CVSS v3 base score of 3.8, published by GitHub Security Advisories.

GHSA-gf2c-5g46-3crpLowCVSS 3.8

The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS...

Vendor

GitHub Security Advisories

Published

August 9, 2026

Last Modified

August 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-17011 →

📋 Description

The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-17011
https://wpscan.com/vulnerability/a702e5cb-0fb3-419e-81df-fa5b26c81402
https://github.com/advisories/GHSA-gf2c-5g46-3crp