5.1

CVE-2026-94276

Apache APISIX: Openid-connect introspection validation issue

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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerApache Software Foundation
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Produkt Apache APISIX
Default Statusunaffected
Version <= 3.18.0
Version 3.12.0
Status affected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.49% 0.398
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Apache 5.1 0 0
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE-287 Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

https://lists.apache.org/thread.html/txn3br25kl657fh15rwcy1oht1xbpyyk
http://www.openwall.com/lists/oss-security/2026/10/01/8