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TI-2025-29345 Aliases CVE-2025-46647GHSA-495r-5j65-5hp3

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

Priority LOW 25CWE-302Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00482 41st percentileScored 2026-11-07
Fix Fixed Apache APISIX (Apache Software Foundation): 3.12.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ApacheApache APISIXbefore 3.12.03.12.0Patch availableCNA
  • Apache APISIX VendorApache Affected before 3.12.0 Fixed in 3.12.0 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:*before 3.12.0VulnerableApache
  • cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:* Versions before 3.12.0 Vulnerable ·Apache

Remediation

  • Fix · CNA Apache APISIX (Apache Software Foundation) Fixed in 3.12.0

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-46647
  2. 2026-10-03 Alias added: GHSA-495r-5j65-5hp3

References

Advisory 1

  • TI-2022-08057 apisix/batch-requests plugin allows overwriting the X-REAL-IP header KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
  • TI-2020-10921 In Apache APISIX, the user enabled the Admin API and deleted the Admin API access IP… CVSS 3.1MEDIUM 6.5
  • TI-2026-24457 Apache APISIX: forward auth plugin allows header injection CVSS 3.1CRITICAL 9.1
  • TI-2022-09331 Apache APISIX: the body_schema check in request-validation plugin can be bypassed CVSS 3.1CRITICAL 9.8
  • TI-2021-19447 Path traversal in request_uri variable CVSS 3.1HIGH 7.5
See all 28 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences