CVE-2025-46647 — Apache APISIX: improper validation of issuer from introspection discovery url in plugin openid-connect

Description (CNA)

A vulnerability of plugin openid-connect in Apache APISIX. This vulnerability will only have an impact if all of the following conditions are met: 1. Use the openid-connect plugin with introspection mode 2. The auth service connected to openid-connect provides services to multiple issuers 3. Multiple issuers share the same private key and relies only on the issuer being different If affected by this vulnerability, it would allow an attacker with a valid account on one of the issuers to log into the other issuer. This issue affects Apache APISIX: until 3.12.0. Users are recommended to upgrade to version 3.12.0 or higher.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache APISIX	affected 0 before 3.12.0

CWE

CWE-302

References

https://lists.apache.org/thread/yrpp2cd3o4qkxlrh421mq8gsrt0k4x0w

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2025/07/02/1