---
id: CVE-2026-76168
title: 'Apache James: ManageSieve file implementation cross-user path traversal'
summary: >-
  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…
severity: none
cwe:
  - CWE-22
vendor: Apache Software Foundation
product: Apache James
affected:
  - apache_james < 3.9.1
published: '2026-11-06'
updated: '2026-11-06'
sourceUpdated: '2026-11-06T11:44:44.086Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-76168'
references:
  - url: 'https://lists.apache.org/thread.html/rpp3rx9zzn2hs3kp3kdko9oh3qrmdnk2'
tags:
  - cve.org
ingestedAt: '2026-11-06T12:51:23.201Z'
---

## Overview

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.

## Affected

- `apache_james < 3.9.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.