CVE-2026-104939

HIGH Status: Received

CVSS Scores

CVSS v3.x Base Score
7.5
HIGH

Description

Description NGINX Ingress Controller has a vulnerability when implementing an externalAuth policy for ingress. NGINX Ingress Controller may mishandle the HTTP response from an OAuth IdP and allow an attacker to acquire unauthenticated access to protected paths before the proper external authentication can happen. Impact This vulnerability may allow remote attackers unauthenticated access to protected paths. There is no control plane exposure; this is a data plane issue only. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Published
October 14, 2026 3:17 PM
Last Modified
October 14, 2026 3:17 PM
Source
[email protected]

Weaknesses (CWE)

CWE-303

References

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