# CVE-2026-92116: Apache Allura OAuth1 callback validation vulnerability

Source: https://junglewise.ai/threats/cve-2026-92116-oauth1-callback-validation-vulnerability-in-apache-allura-this  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-12. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-92116 · Severity: info · Published 2026-10-12

Apache Allura is a collaborative project management and issue tracking system. An OAuth1 callback validation flaw allows an attacker to potentially intercept or manipulate OAuth authentication flows, leading to account takeover or unauthorized access to user data.

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

## Quick answers

**Is CVE-2026-92116 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-92116 being exploited in the wild.

**How severe is CVE-2026-92116?** Informational severity, published 12 October 2026.

**Which products and versions are affected?** Apache Allura through 1.21.0.

**Is there a fix for CVE-2026-92116?** Yes: fixed in 1.22.0. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-92116 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-92116?** 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.

## How to fix

- Fixed in 1.22.0

## Technical details

The vulnerability is an OAuth1 callback validation weakness in Apache Allura through version 1.21.0. An attacker can exploit missing or insufficient validation of OAuth1 callbacks to bypass authentication controls or redirect users to malicious endpoints, potentially compromising authentication integrity. The flaw requires network access and affects the OAuth1 authentication mechanism.

## Affected products

- Apache Allura through 1.21.0

## References

- [https://lists.apache.org/thread.html/d716zfvgpnrjlsc7bmysv4sxbnh2b57f](https://lists.apache.org/thread.html/d716zfvgpnrjlsc7bmysv4sxbnh2b57f)
- [http://www.openwall.com/lists/oss-security/2026/10/12/3](http://www.openwall.com/lists/oss-security/2026/10/12/3)

## 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 stored XSS in SVN repositories](https://junglewise.ai/threats/cve-2026-80190-apache-allura-stored-xss-in-svn-repositories)
- [Apache Allura exposure of non-public information via search](https://junglewise.ai/threats/cve-2026-81270-apache-allura-exposure-of-non-public-information-via-search)