[Ticket#2026031710000011] Vulnerabilities in multiple third party TYPO3 CMS extensions
Dear TYPO3 users, several vulnerabilities have been found in the following third party TYPO3 extensions: "Mailqueue" (mailqueue) "Redirect Tab" (redirect_tab) "E-Mail MFA Provider" (mfa_email) For further information on the issues, please read the related advisories TYPO3-EXT-SA-2026-005, TYPO3-EXT-SA-2026-006 and TYPO3-EXT-SA-2026-007? which were published today: TYPO3-EXT-SA-2026-005: Insecure Deserialization in extension "Mailqueue" (mailqueue) [1]https://typo3.org/security/advisory/typo3-ext-sa-2026-005 TYPO3-EXT-SA-2026-006: Broken Access Control in extension "Redirect Tab" (redirect_tab) [2]https://typo3.org/security/advisory/typo3-ext-sa-2026-006 TYPO3-EXT-SA-2026-007: Authentication Bypass in extension "E-Mail MFA Provider" (mfa_email) [3]https://typo3.org/security/advisory/typo3-ext-sa-2026-007 In general the TYPO3 Security Team recommends to read the following pages: The TYPO3 Security Guide: [4]https://docs.typo3.org/typo3cms/CoreApiReference/Security/Index.html Make sure you are subscribed to the TYPO3 Announce List: [5]https://lists.typo3.org/cgi-bin/mailman/listinfo/typo3-announce See all TYPO3 security advisories: [6]https://typo3.org/help/security-advisories Best regards, Torben Hansen Member of the TYPO3 Security Team -- TYPO3 Security Team homepage: [7]https://typo3.community/contribute/teams-committees/security E-Mail: security@typo3.org Please note: When replying to this e-mail, please leave the header intact. [1] https://typo3.org/security/advisory/typo3-ext-sa-2026-005 [2] https://typo3.org/security/advisory/typo3-ext-sa-2026-006 [3] https://typo3.org/security/advisory/typo3-ext-sa-2026-007 [4] https://docs.typo3.org/typo3cms/CoreApiReference/Security/Index.html [5] https://lists.typo3.org/cgi-bin/mailman/listinfo/typo3-announce [6] https://typo3.org/help/security-advisories [7] https://typo3.community/contribute/teams-committees/security