{"id":"CVE-2026-109319","title":"Grav Guestbook plugin 0.5.0 and 0.5.1 contains missing authorization and cross-site request forgery vulnerabilities in Admin moderation actions delete, approve, and approveAll","summary":"Grav Guestbook plugin 0.5.0 and 0.5.1 contains missing authorization and cross-site request forgery vulnerabilities in Admin moderation actions delete, approve, and approveAll. Authenticated Admin users lacking the admin.guestbook permis…","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","cwe":["CWE-862"],"vendor":"getgrav","product":"grav-plugin-guestbook","affected":["grav-plugin-guestbook >= 0.5.0 < 0.5.2"],"published":"2026-10-12","updated":"2026-10-15","sourceUpdated":"2026-10-15T15:12:54.040","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-109319","references":[{"url":"https://github.com/getgrav/grav/security/advisories/GHSA-wxr7-h5mm-c7mv","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/grav-guestbook-plugin-0.5.0-and-0.5.1-missing-authorization-and-csrf-in-moderation","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"epss":0.00201,"epssPercentile":0.09884,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-13T15:48:56.107959Z"},"ingestedAt":"2026-10-12T18:00:08.201Z","slug":"CVE-2026-109319","body":"## Overview\n\nGrav Guestbook plugin 0.5.0 and 0.5.1 contains missing authorization and cross-site request forgery vulnerabilities in Admin moderation actions delete, approve, and approveAll. Authenticated Admin users lacking the admin.guestbook permission, or external sites abusing a moderator's session via nonce-less GET requests, can delete or approve Guestbook entries.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}