PatchSiren cyber security CVE debrief

CVE-2026-92116 Apache Software Foundation CVE debrief

Apache Allura's OAuth1 implementation lacks callback validation, posing a risk to users who have not upgraded to version 1.22.0. This issue, now publicly disclosed, requires immediate attention from administrators and developers responsible for maintaining Apache Allura installations. The vulnerability affects versions up to 1.21.0 and can lead to potential security incidents if not addressed. It is crucial for administrators and developers to assess exposure and prioritize upgrading to version 1.22.0 or later. The CVE Program record and NVD vulnerability detail page provide official information about the vulnerability. Apache Software Foundation also provides a vendor advisory.

Vendor: Apache Software Foundation
Product: Apache Allura
CVSS: Unknown
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-10-12
Original CVE updated: 2026-10-12
Advisory published: 2026-10-12
Advisory updated: 2026-10-12

Who should care

Administrators and developers responsible for maintaining Apache Allura installations should assess exposure and prioritize upgrading to version 1.22.0 or later.

Why it matters

The CVE-2026-92116 vulnerability in Apache Allura's OAuth1 implementation requires immediate attention from administrators and developers. Upgrading to version 1.22.0 or later is crucial to address the missing callback validation issue and prevent potential security incidents.

Potential security incidents due to missing callback validation
Need to verify and upgrade affected installations
Possible impact on authentication and authorization mechanisms

Technical summary

Apache Allura's OAuth1 implementation is vulnerable to a callback validation issue, affecting versions up to 1.21.0. This vulnerability can be addressed by upgrading to version 1.22.0 or later. The issue is related to the OAuth1 implementation and requires immediate attention from administrators and developers. Upgrading to the latest version will prevent potential security incidents due to missing callback validation.

Defensive priority

Upgrade to version 1.22.0 or later to address the OAuth1 callback validation vulnerability.

Recommended defensive actions

Upgrade Apache Allura to version 1.22.0 or later
Review and update affected installations
Monitor for potential security incidents

Evidence notes

The CVE Program record and NVD vulnerability detail page provide official information about the vulnerability. Apache Software Foundation also provides a vendor advisory.

Sources and references

Verified primary and authoritative sources

CVE-2026-92116 CVE Program record
Publisher, destination, and source semantics verified

URL: https://www.cve.org/CVERecord?id=CVE-2026-92116

CVE Program - Official CVE Program record with source-provided CVE metadata.
CVE-2026-92116 NVD vulnerability detail
Publisher, destination, and source semantics verified

URL: https://nvd.nist.gov/vuln/detail/CVE-2026-92116

NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Apache Allura: OAuth1 missing callback validation
Unverified legacy reference

URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/92xxx/CVE-2026-92116.json

cve_program_cvelist_v5
Source reference
Unverified legacy reference

URL: https://lists.apache.org/thread.html/d716zfvgpnrjlsc7bmysv4sxbnh2b57f

Supplemental source - vendor-advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.