What is GHSA-h75p-rhw9-w8q8?

GHSA-h75p-rhw9-w8q8 is a security advisory published by GitHub Security Advisories with High severity. Unauthenticated Broken Access Control in MailChimp Block \u003c= 1.1.15 versions.

Which CVE IDs does GHSA-h75p-rhw9-w8q8 cover?

GHSA-h75p-rhw9-w8q8 covers the following CVE IDs: CVE-2026-56063. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-h75p-rhw9-w8q8?

GHSA-h75p-rhw9-w8q8 has a CVSS v3 base score of 8.3, published by GitHub Security Advisories.

GHSA-h75p-rhw9-w8q8HighCVSS 8.3

Unauthenticated Broken Access Control in MailChimp Block <= 1.1.15 versions.

Vendor

GitHub Security Advisories

Published

June 26, 2026

Last Modified

June 26, 2026

🔗 CVE IDs covered (1)

CVE-2026-56063 →

📋 Description

Unauthenticated Broken Access Control in MailChimp Block <= 1.1.15 versions.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-56063
https://patchstack.com/database/wordpress/plugin/block-for-mailchimp/vulnerability/wordpress-mailchimp-block-plugin-1-1-15-broken-access-control-vulnerability?_s_id=cve
https://github.com/advisories/GHSA-h75p-rhw9-w8q8