# CVE-2026-80181: Apache Allura SSRF in webhooks

Source: https://junglewise.ai/threats/cve-2026-80181-apache-allura-ssrf-in-webhooks  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-04. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-80181 · Severity: critical · CVSS 9.1 · Published 2026-09-04

Apache Allura is a web-based project management and collaboration platform used for source code hosting, issue tracking, and team communication. A Server-Side Request Forgery (SSRF) vulnerability in its webhook feature allows attackers to make unauthorized requests from the server to internal resources or external systems, potentially exposing sensitive data or enabling lateral movement within the network.

Technologies: [Apache Allura](https://junglewise.ai/threats/technologies/allura). Vendors: [Apache](https://junglewise.ai/threats/vendors/apache).

## Quick answers

**Is CVE-2026-80181 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-80181 being exploited in the wild.

**How severe is CVE-2026-80181?** Critical severity, with a CVSS score of 9.1, published 4 September 2026.

**Which products and versions are affected?** Apache Allura through 1.20.0.

**Is there a fix for CVE-2026-80181?** A patch was published on 2026-09-04: Fix available in version 1.21.0 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-80181 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-80181?** Check whether you run Apache Allura at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

Apache Allura's webhook functionality is vulnerable to Server-Side Request Forgery (SSRF), where an attacker can manipulate webhook URLs to cause the server to make requests to arbitrary internal or external targets. The vulnerability exists in versions through 1.20.0 and is reachable via the webhook configuration interface. An attacker with access to create or modify webhooks can leverage this to access internal services, retrieve sensitive information, or perform actions on behalf of the server. The fix is available in version 1.21.0.

## Affected products

- Apache Allura through 1.20.0

## Timeline

- 2026-09-03: disclosed
- 2026-09-04: patched: Fix available in version 1.21.0

## References

- [https://lists.apache.org/thread/v4nplqchsmdg9sdhp91f8hn03rlq8y7s](https://lists.apache.org/thread/v4nplqchsmdg9sdhp91f8hn03rlq8y7s)
- [http://www.openwall.com/lists/oss-security/2026/09/03/4](http://www.openwall.com/lists/oss-security/2026/09/03/4)

## Related threats

- [Apache Allura OAuth 1 rebinding vulnerability](https://junglewise.ai/threats/cve-2026-118196-oauth-1-rebinding-vulnerability-in-apache-allura-this-issue)
- [Apache Allura OAuth1 request replay attack](https://junglewise.ai/threats/cve-2026-92120-oauth1-request-replay-attack-vulnerability-in-apache-allura-this)
- [Apache Allura REST API mass assignment vulnerability](https://junglewise.ai/threats/cve-2026-92119-rest-api-mass-assignment-vulnerability-in-apache-allura-this)
- [Apache Allura OAuth1 callback validation vulnerability](https://junglewise.ai/threats/cve-2026-92116-oauth1-callback-validation-vulnerability-in-apache-allura-this)
- [Apache Allura stored XSS in SVN repositories](https://junglewise.ai/threats/cve-2026-80190-apache-allura-stored-xss-in-svn-repositories)