[ CVE-2026-120327 · Published 3 Nov 2026 ]

Vulnerability in TYPO3 Extension "Mail"

CVSS 5.3 EPSS <1%1 agency advisoryNo fix listed yet

[ Description ]Official description

The click tracking middleware accepts an arbitrary target URL and redirects to it. Attackers can misuse links to the website to redirect users to external sites.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

BSI CERT-Bund3 Nov 2026WID-SEC-2026-4322

TYPO3 Extension (Mail): Multiple vulnerabilities Translated from German
Risk mediumCVE-2026-120331CVE-2026-120330CVE-2026-120333+4 more CVEs

[ References ]References

typo3.org/security/advisory/typo3-ext-sa-2026-037

[ Facts ]Key facts

CVE: CVE-2026-120327
EUVD: EUVD-2026-115742
Published: 3 Nov 2026, 10:17 UTC
Updated: 3 Nov 2026, 19:17 UTC
NVD status: Deferred
CVSS 4.0: 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Scored by f4fb688c-4412-4426-b4b8-421ecf27b14a
EPSS: 0.34% chance of exploitation in 30 days · higher than 27% of CVEs
CISA SSVC: Exploitation: none · Automatable: yes · Impact: partial
Weakness: CWE-601

[ Affected ]Affected products

TYPO3 Extension "Mail"4.0.0 – < 4.2.0, < 3.12.5

[ Description ]Official description

[ Fixes ]Fixes and patches

[ Advisories ]Government CERT advisories

TYPO3 Extension (Mail): Multiple vulnerabilities Translated from German

[ References ]References