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 Wed, 07 Oct 2026 12:08:28 +0000 CVE-2026-6673 — Mattermost Jira plugin had unauthenticated {{/ac/installed}} lifecycle callback during pending Jira Cloud install https://cve.radiocsirt.org/vuln/cve-2026-6673 <p><strong>Affected:</strong> Mattermost</p> <p>Mattermost versions 11.7.x &lt;= 11.7.0, 11.6.x &lt;= 11.6.2, 11.5.x &lt;= 11.5.5, 10.11.x &lt;= 10.11.17 fail to authenticate Atlassian Connect installed callbacks, allowing a remote unauthenticated attacker to inject a rogue sharedSecret and disrupt the Jira integration via POST to /ac/installed during the pending-install window.. Mattermost Advisory ID: MMSA-2026-00654</p> <p><strong>Affected:</strong> Mattermost</p> <p>Mattermost versions 11.7.x &lt;= 11.7.0, 11.6.x &lt;= 11.6.2, 11.5.x &lt;= 11.5.5, 10.11.x &lt;= 10.11.17 fail to authenticate Atlassian Connect installed callbacks, allowing a remote unauthenticated attacker to inject a rogue sharedSecret and disrupt the Jira integration via POST to /ac/installed during the pending-install window.. Mattermost Advisory ID: MMSA-2026-00654</p> https://cve.radiocsirt.org/vuln/cve-2026-6673