---
id: CVE-2026-76171
title: 'Apache James: SSRF filter bypass in the JMAP PushSubscription web-push client'
summary: >-
  In Apache James server prior version 3.9.1 improper validation in JMAP webPush
  SSRF validation did lead to the possibility to reach internal addresses.

  Users are recommended to upgrade to version 3.9.1 which fixes this issue.
severity: none
cwe:
  - CWE-918
vendor: Apache Software Foundation
product: Apache James
affected:
  - apache_james >= 3.9.0 < 3.9.1
published: '2026-11-06'
updated: '2026-11-06'
sourceUpdated: '2026-11-06T11:42:14.719Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-76171'
references:
  - url: 'https://lists.apache.org/thread.html/goj9xc05nbk1dp0z2g3r264j537lvx9r'
tags:
  - cve.org
ingestedAt: '2026-11-06T11:50:33.386Z'
---

## Overview

In Apache James server prior version 3.9.1 improper validation in JMAP webPush SSRF validation did lead to the possibility to reach internal addresses.
Users are recommended to upgrade to version 3.9.1 which fixes this issue.

## Affected

- `apache_james >= 3.9.0 < 3.9.1`

## Remediation

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