CVE-2026-120329

Broken Access Control in extension "Mail" (mail)

Published Nov 3, 2026 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Saving the configuration of the mail backend module writes submitted settings to the page TSconfig without restricting them to the configuration options of the module. Backend users with access to the mail module can write arbitrary page TSconfig.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Typo3
Typo3 extension Mail
Vendors & Products Typo3
Typo3 extension Mail
Type Values Removed Values Added
Description Saving the configuration of the mail backend module writes submitted settings to the page TSconfig without restricting them to the configuration options of the module. Backend users with access to the mail module can write arbitrary page TSconfig.
Title Broken Access Control in extension "Mail" (mail)
Weaknesses CWE-74
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
TYPO3
Published
Updated
Nov 3, 2026, 6:31 PM
Reserved
Nov 1, 2026, 1:30 PM
Status
Deferred
Published
Nov 3, 2026, 10:17 AM
Modified
Nov 3, 2026, 7:17 PM