Movable Type Premium
Monthly
Missing authorization in Movable Type allows authenticated non-administrator users to trigger unintended update operations under certain conditions. Affecting Movable Type, Movable Type Advanced, and Movable Type Premium products by Six Apart Ltd., the flaw (CWE-862) permits a low-privileged user to bypass access controls and perform write operations that should be restricted to administrators. No public exploit or CISA KEV listing exists at time of analysis; the vendor released a fix in version 9.0.8 on 2026-05-20 per the Six Apart advisory.
Cross-site scripting vulnerability in in Add asset screen of Contents field of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Cross-site scripting vulnerability in in Asset registration screen of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type Advanced 7. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Cross-site scripting vulnerability in in Role authority setting screen of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type Advanced. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Missing authorization in Movable Type allows authenticated non-administrator users to trigger unintended update operations under certain conditions. Affecting Movable Type, Movable Type Advanced, and Movable Type Premium products by Six Apart Ltd., the flaw (CWE-862) permits a low-privileged user to bypass access controls and perform write operations that should be restricted to administrators. No public exploit or CISA KEV listing exists at time of analysis; the vendor released a fix in version 9.0.8 on 2026-05-20 per the Six Apart advisory.
Cross-site scripting vulnerability in in Add asset screen of Contents field of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Cross-site scripting vulnerability in in Asset registration screen of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type Advanced 7. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Cross-site scripting vulnerability in in Role authority setting screen of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type Advanced. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.