CVE-2025-46647

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

Published Jul 2, 2025 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-19707 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.
History
Type Values Removed Values Added
First Time appeared Apache
Apache apisix
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:*
Vendors & Products Apache
Apache apisix
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Apache APISIX: improper validation of issuer from introspection discovery url in plugin openid-connect
Weaknesses CWE-302
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Nov 4, 2025, 9:10 PM
Reserved
Apr 26, 2025, 3:02 PM
Status
Modified
Published
Jul 2, 2025, 12:15 PM
Modified
Jun 17, 2026, 9:26 AM