CVE-2026-76168

critical

Description

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.

References

https://lists.apache.org/thread.html/rpp3rx9zzn2hs3kp3kdko9oh3qrmdnk2

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-118219

http://www.openwall.com/lists/oss-security/2026/11/06/16

Details

Source: Mitre, NVD

Published: 2026-11-06

Updated: 2026-11-06

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: Critical