[TYPO3-announce] [Ticket#2026031710000011] Vulnerabilities in multiple third party TYPO3 CMS extensions

[TYPO3 Security Team]

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 at typo3.org

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[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