CVE-2026-63030 Details.
WordPress Core 6.9-7.0.1 - Pre-Auth Batch-Route Confusion
Atlas does not check this one. Needs requests that change data.
To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check.
About CVE-2026-63030. What It Means.
WordPress core versions 6.9.0 through 6.9.4 and 7.0.0 through 7.0.1 are vulnerable to a pre-authentication route confusion issue in the REST API batch endpoint (/?rest_route=/batch/v1). A malformed nested batch request desynchronizes the batch router, allowing unauthenticated requests to reach unintended REST API handlers and bypass authorization checks. This route confusion can be chained with a SQL injection flaw (CVE-2026-60137) in the author_exclude parameter to extract…
Affected Product. What Is Hit.
- Vendor
- wordpress
- Product
- WordPress
References. Where To Read More.
- https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-ff9f-jf42-662q
- https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-fpp7-x2x2-2mjf
- https://slcyber.io/research-center/wp2shell-pre-authentication-rce-in-wordpress-core
- https://www.aikido.dev/blog/unauthenticated-rce-in-wordpress-wp2shell
- https://wordpress.org/news/2026/07/wordpress-7-0-2-release/
- https://github.com/sergiointel/wp2shell-poc/
FAQ
Common Questions.
WordPress Core 6.9-7.0.1 - Pre-Auth Batch-Route Confusion. WordPress core versions 6.9.0 through 6.9.4 and 7.0.0 through 7.0.1 are vulnerable to a pre-authentication route confusion issue in the REST API batch endpoint (/?rest_route=/batch/v1). A malformed nested batch request desynchronizes the batch router, allowing unauthenticated requests to reach unintended REST API handlers and bypass authorization checks. This route confusion can be chained with a SQL injection flaw (CVE-2026-60137) in the author_exclude parameter to extract…
No. To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check. The facts about CVE-2026-63030 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
Yes. CVE-2026-63030 is on the CISA Known Exploited Vulnerabilities list, which means attackers have used it against real targets.
Update WordPress to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-63030. Atlas does not run a check for it, so nothing here says whether a particular site is affected.