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Description

Non-privileged backend users with file mount access were able to perform write operations (move, delete, rename) on folders representing the root of an active file mount due to missing authorization restrictions. This issue affects TYPO3 CMS versions before 10.4.57, 11.0.0 through 11.5.50, 12.0.0 through 12.4.45, 13.0.0 through 13.4.30, and 14.0.0 through 14.3.2.

PUBLISHED Reserved 2026-05-19 | Published 2026-06-09 | Updated 2026-06-09 | Assigner TYPO3




HIGH: 7.2CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N

Problem types

CWE-862 Missing Authorization

Product status

Default status
unaffected

Any version before 10.4.57
affected

11.0.0 (semver) before 11.5.51
affected

12.0.0 (semver) before 12.4.46
affected

13.0.0 (semver) before 13.4.31
affected

14.0.0 (semver) before 14.3.3
affected

Credits

Arne Uplegger reporter

Elias Häußler remediation developer

References

typo3.org/security/advisory/typo3-core-sa-2026-007 vendor-advisory

github.com/...ommit/504e72470ff72aaf5d2256878bf473747f389798 (Git commit of main branch) patch

github.com/...ommit/ac4125aef8b9b94528a7f74db2444db57b05a87b (Git commit of 13.4 branch) patch

cve.org (CVE-2026-47343)

nvd.nist.gov (CVE-2026-47343)

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