MEDIUM 5.3 NVD
CVE-2026-109322
Grav Guestbook plugin before 0.5.2 contains a stored cross-site scripting vulnerability because its AJAX Load more and Admin Load all handlers insert stored aut
Grav Guestbook plugin before 0.5.2 contains a stored cross-site scripting vulnerability because its AJAX Load more and Admin Load all handlers insert stored author and message fields into the DOM as unescaped HTML via jQuery. Unauthenticated visitors can submit markup that executes in other visitors' browsers and, in versions 0.5.0 and 0.5.1, in administrator moderation sessions.
References
- https://github.com/getgrav/grav/security/advisories/GHSA-jgpj-gchm-6j29
- https://www.vulncheck.com/advisories/grav-guestbook-before-0.5.2-stored-xss-via-ajax-pagin
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-10-12 via NVD.
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