Movable Type Security Bulletin for Versions 9.0.8, 8.8.4, and 8.0.11

Vulnerability Overview Versions 9.0.8, 8.8.4, and 8.0.11 of Movable Type have been released, containing multiple security fixes. These versions address several issues found in versions 9.0.7, 8.8.3, and 8.0.10. Affected Versions Movable Type 9.0.8 Movable Type Advanced 9.0.8 Movable Type AMI (via AWS Marketplace) 9.0.8 Movable Type 8.8.4 Movable Type Advanced 8.8.4 Movable Type AMI (via AWS Marketplace) 8.8.4 Movable Type 8.0.11 Movable Type Advanced 8.0.11 Movable Type AMI (via AWS Marketplace) 8.0.11 Movable Type 9.2.0 (internal release) Remediation Please review the Movable Type release notes for a comprehensive list of all additions and improvements since the current version. For specific fix details, refer to the following links: - Movable Type 9.0.8 Release Notes - Movable Type 8.8.4 Release Notes - Movable Type 8.0.11 Release Notes - Movable Type 9.2.0 Release Notes (internal release) Additional Information End of Maintenance Date: - Movable Type 8.0.x versions reached End of Maintenance (EOM) status on November 6, 2024, with support continuing until November 5, 2026. Obtaining Movable Type: - Existing users can download the latest version from the download portal by logging in with their Six Apart ID. - To purchase a new license or upgrade, visit MovableType.com. - For more information, please contact us. Related Links Movable Type Lifecycle Policy Six Apart Website Author Information Author: Daiji Hirata Title: CTO, Six Apart Publication Date: May 20, 2026 Recent Blog Posts [Security Update] Movable Type 9.0.8, 8.8.4 and 8.0.11 Released [Security Update] Movable Type 9.0.7, 8.8.3 and 8.0.10 Released [Security Update] Movable Type 9.0.6, 8.8.2 and 8.0.9 Released Movable Type 9.0.5 and 8.8.1 Released [Security Update] Movable Type 9.0.4, 8.0.7 and 7 r.5509 (v7.906.4) released Movable Type 9.0.1 Developer Preview Released [Security Update] Movable Type 8.4.2, 8.0.6 and 7 r.5507 (v7.906.0) released Movable Type 8.4.0, 8.0.5 and 7 r.5505 (v7.906.0) released Footer Information Copyright: © 2026, Six Apart Ltd. All rights reserved. Privacy Policy: Privacy Policy

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Movable Type Security Bulletin for Versions 9.0.8, 8.8.4, and 8.0.11