CVE-2026-109319

MEDIUMCVSS 4.3

Description

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 permission, or external sites abusing a moderator's session via nonce-less GET requests, can delete or approve Guestbook entries.

Timeline

Published:October 12th, 2026 5:17 PM

Last modified:October 15th, 2026 3:12 PM

CVSS Scoring

CVSS v3: 4.3 (MEDIUM)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Weaknesses (CWE)

CWE-862

References & Reports

Advisories, patches, and third-party reports

https://github.com/getgrav/grav/security/advisories/GHSA-wxr7-h5mm-c7mv
https://www.vulncheck.com/advisories/grav-guestbook-plugin-0.5.0-and-0.5.1-missing-authorization-and-csrf-in-moderation

Source: NIST NVD · Data may lag official sources by up to one minute