CVE-2026-76168

EUVD-2026-118219
In Apache James server prior version 3.9.1 relying on the SieveFileRepository incorect validation of file paths can result in path transversal, allowing to set arbitrary SIEVE scripts for other users.
This allows a logged in attacker  to set arbitrary SIEVE scripts for other users, resulting in denial of service or even traffic capture.
Users are recommended to upgrade to version 3.9.1 which fixes this issue.
Path Traversal
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
apacheCNA
UNKNOWN
---
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
apachejames
𝑥
< 3.9.1
CNA
Common Weakness Enumeration
References
https://lists.apache.org/thread.html/rpp3rx9zzn2hs3kp3kdko9oh3qrmdnk2
http://www.openwall.com/lists/oss-security/2026/11/06/16