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  4. CVE 2026 94276 apache apisix openid connect introspection
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Back to active CVEs
Medium · CVSS 5.1CVE-2026-94276

Apache APISIX: Openid-connect introspection validation issue

Answer in brief

CVE-2026-94276 records a Medium severity (CVSS 5.1) vulnerability in Apache APISIX: Openid-connect introspection validation issue. The current sources do not mark it as known exploited. The current feed maps Apache Software Foundation/Apache APISIX (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 1, 2026Updated Oct 1, 2026Source checked Oct 2, 2026First seen by HOL Oct 1, 2026Material review Oct 1, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 5.1
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 5.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Apache Software Foundation/Apache APISIX (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Apache Software Foundation/Apache APISIXgeneric>=3.12.0 <=3.18.0Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Apache Software Foundation/Apache APISIX.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Oct 1, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 1, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 1, 2026

Sources and claim methodology

  • Source referencelists.apache.org
  • Source referenceopenwall.com
Upstream source description

Improper Authentication vulnerability in Apache APISIX. On a route using openid-connect plugin with remote introspection against an authorization server that serves multiple issuers, a token that introspects as active for one issuer may get accepted on a route restricted to another. This issue affects Apache APISIX: from 3.12.0 through 3.18.0. Users are recommended to upgrade to version 3.19.0, which fixes the issue.

Quoted source text, attributed separately from HOL analysis.

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Record context

Vulnerability class
Missing Auth
EPSS
Not reported
CWE IDs
CWE-287
Source
CVE List V5
Source checked
Oct 2, 2026
References
2 linked sources
Open source record