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MEDIUM: 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:NDefault status
unaffected
9.0.0 (semver) before 9.5.55
affected
10.0.0 (semver) before 10.4.54
affected
11.0.0 (semver) before 11.5.48
affected
12.0.0 (semver) before 12.4.37
affected
13.0.0 (semver) before 13.4.18
affected
Default status
unaffected
9.0.0 (semver) before 9.5.55
affected
10.0.0 (semver) before 10.4.54
affected
11.0.0 (semver) before 11.5.48
affected
12.0.0 (semver) before 12.4.37
affected
13.0.0 (semver) before 13.4.18
affected
Default status
unaffected
10.0.0 (semver) before 10.4.54
affected
11.0.0 (semver) before 11.5.48
affected
12.0.0 (semver) before 12.4.37
affected
13.0.0 (semver) before 13.4.18
affected
Default status
unaffected
9.0.0 (semver) before 9.5.55
affected
10.0.0 (semver) before 10.4.54
affected
11.0.0 (semver) before 11.5.48
affected
12.0.0 (semver) before 12.4.37
affected
13.0.0 (semver) before 13.4.18
affected
Default status
unaffected
9.0.0 (semver) before 9.5.55
affected
10.0.0 (semver) before 10.4.54
affected
11.0.0 (semver) before 11.5.48
affected
12.0.0 (semver) before 12.4.37
affected
13.0.0 (semver) before 13.4.18
affected
Description
Missing authorization checks in the Backend Routing of TYPO3 CMS versions 9.0.0‑9.5.54, 10.0.0‑10.4.53, 11.0.0‑11.5.47, 12.0.0‑12.4.36, and 13.0.0‑13.4.17 allow backend users to directly invoke AJAX backend routes without having access to the corresponding backend modules.
Problem types
Product status
9.0.0 (semver) before 9.5.55
10.0.0 (semver) before 10.4.54
11.0.0 (semver) before 11.5.48
12.0.0 (semver) before 12.4.37
13.0.0 (semver) before 13.4.18
9.0.0 (semver) before 9.5.55
10.0.0 (semver) before 10.4.54
11.0.0 (semver) before 11.5.48
12.0.0 (semver) before 12.4.37
13.0.0 (semver) before 13.4.18
10.0.0 (semver) before 10.4.54
11.0.0 (semver) before 11.5.48
12.0.0 (semver) before 12.4.37
13.0.0 (semver) before 13.4.18
9.0.0 (semver) before 9.5.55
10.0.0 (semver) before 10.4.54
11.0.0 (semver) before 11.5.48
12.0.0 (semver) before 12.4.37
13.0.0 (semver) before 13.4.18
9.0.0 (semver) before 9.5.55
10.0.0 (semver) before 10.4.54
11.0.0 (semver) before 11.5.48
12.0.0 (semver) before 12.4.37
13.0.0 (semver) before 13.4.18
Credits
Elias Häußler
Elias Häußler
References
typo3.org/security/advisory/typo3-core-sa-2025-021