CVE-2020-11030

In affected versions of WordPress, a special payload can be crafted that can lead to scripts getting executed within the search block of the block editor. This requires an authenticated user with the ability to add content. This has been patched in version 5.4.1, along with all the previously affected versions via a minor release (5.3.3, 5.2.6, 5.1.5, 5.0.9, 4.9.14, 4.8.13, 4.7.17, 4.6.18, 4.5.21, 4.4.22, 4.3.23, 4.2.27, 4.1.30, 4.0.30, 3.9.31, 3.8.33, 3.7.33).

• CWE-707
• CWE-79

• https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-vccm-6gmc-qhjhThird Party Advisory
• https://wordpress.org/support/wordpress-version/version-5-4-1/#security-updatesRelease Notes, Vendor Advisory
• https://www.debian.org/security/2020/dsa-4677Third Party Advisory
• https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-vccm-6gmc-qhjhThird Party Advisory
• https://wordpress.org/support/wordpress-version/version-5-4-1/#security-updatesRelease Notes, Vendor Advisory
• https://www.debian.org/security/2020/dsa-4677Third Party Advisory

Published

Apr 30, 2020

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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