---
id: CVE-2026-80181
title: "Apache Allura's\_webhooks\_are vulnerable to Server-Side Request Forgery (SSRF).\n\n\n\n\nThis issue affects Apache Allura: through 1.20.0.\n\n\n\nUsers are recommended to upgrade to version 1.21.0, which fixes the issue."
summary: "Apache Allura's\_webhooks\_are vulnerable to Server-Side Request Forgery (SSRF).\n\n\n\n\nThis issue affects Apache Allura: through 1.20.0.\n\n\n\nUsers are recommended to upgrade to version 1.21.0, which fixes the issue."
severity: critical
cvss: 9.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'
cwe:
  - CWE-918
vendor: Apache Software Foundation
product: Apache Allura
affected:
  - apache_allura <= 1.20.0
published: '2026-09-04'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T19:19:53.900'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-80181'
references:
  - url: 'https://lists.apache.org/thread/v4nplqchsmdg9sdhp91f8hn03rlq8y7s'
    label: security@apache.org
  - url: 'http://www.openwall.com/lists/oss-security/2026/09/03/4'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-09-08T18:57:26.126271Z'
epss: 0.00457
epssPercentile: 0.3702
ingestedAt: '2026-09-08T15:33:26.959Z'
---

## Overview

Apache Allura's webhooks are vulnerable to Server-Side Request Forgery (SSRF).




This issue affects Apache Allura: through 1.20.0.



Users are recommended to upgrade to version 1.21.0, which fixes the issue.

## Remediation

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