https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Wed, 30 Sep 2026 02:25:48 +0000 https://db.gcve.eu/vuln/cve-2026-5755 <p><strong>Affected:</strong> Mattermost</p> <p>Mattermost versions 11.6.x &lt;= 11.6.0, 11.5.x &lt;= 11.5.2, 11.5.x &lt;= 11.5.3, 11.4.x &lt;= 11.4.4, 10.11.x &lt;= 10.11.14 fail to validate the TIFF IFD offset in the image header before allocating memory, which allows authenticated users with file upload or posting permissions to cause a denial of service (server OOM) via uploading a crafted TIFF file or posting a URL that serves one.. Mattermost Advisory ID: MMSA-2026-00648</p> <p><strong>Affected:</strong> Mattermost</p> <p>Mattermost versions 11.6.x &lt;= 11.6.0, 11.5.x &lt;= 11.5.2, 11.5.x &lt;= 11.5.3, 11.4.x &lt;= 11.4.4, 10.11.x &lt;= 10.11.14 fail to validate the TIFF IFD offset in the image header before allocating memory, which allows authenticated users with file upload or posting permissions to cause a denial of service (server OOM) via uploading a crafted TIFF file or posting a URL that serves one.. Mattermost Advisory ID: MMSA-2026-00648</p> https://db.gcve.eu/vuln/cve-2026-5755