CVE-2026-0859

EUVD-2026-2014
TYPO3's mail‑file spool deserialization flaw lets local users with write access to the spool directory craft a malicious file that is deserialized during the mailer:spool:send command, enabling arbitrary PHP code execution on the web server. This issue affects TYPO3 CMS versions 10.0.0-10.4.54, 11.0.0-11.5.48, 12.0.0-12.4.40, 13.0.0-13.4.22 and 14.0.0-14.0.1.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
Affected Products (NVD)
VendorProductVersion
typo3typo3
10.0.0 ≤
𝑥
< 10.4.55
typo3typo3
11.0.0 ≤
𝑥
< 11.5.49
typo3typo3
12.0.0 ≤
𝑥
< 12.4.41
typo3typo3
13.0.0 ≤
𝑥
< 13.4.23
typo3typo3
14.0.0 ≤
𝑥
< 14.0.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/TYPO3/typo3/commit/3225d705080a1bde57a66689621c947da5a4782f
https://github.com/TYPO3/typo3/commit/722bf71c118b0a8e4f2c2494854437d846799a13
https://github.com/TYPO3/typo3/commit/e0f0ceee480c203fbb60b87454f5f193e541d27f
https://typo3.org/security/advisory/typo3-core-sa-2026-004