Most recent entries from all https://cve.radiocsirt.org Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Mon, 05 Oct 2026 15:24:37 +0000 CVE-2026-3473 — Improper file ownership validation in the Boards API allows unauthorised file access https://cve.radiocsirt.org/vuln/cve-2026-3473 <p><strong>Affected:</strong> Mattermost</p> <p>Mattermost versions 11.6.x &lt;= 11.6.0, 11.5.x &lt;= 11.5.3, 11.4.x &lt;= 11.4.4, 10.11.x &lt;= 10.11.14 fail to validate file ownership and access control, which allows an authenticated user to access and download files belonging to other users or teams via crafted Boards API requests using valid file IDs.. Mattermost Advisory ID: MMSA-2026-00620</p> <p><strong>Affected:</strong> Mattermost</p> <p>Mattermost versions 11.6.x &lt;= 11.6.0, 11.5.x &lt;= 11.5.3, 11.4.x &lt;= 11.4.4, 10.11.x &lt;= 10.11.14 fail to validate file ownership and access control, which allows an authenticated user to access and download files belonging to other users or teams via crafted Boards API requests using valid file IDs.. Mattermost Advisory ID: MMSA-2026-00620</p> https://cve.radiocsirt.org/vuln/cve-2026-3473