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TI-2026-32103 Aliases CVE-2026-44087GHSA-4v22-j8v6-qgvh

Apache APISIX: Openid-connect plugin Identity Header Spoofing

Priority LOW 30CWE-345Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
Present
Impact type
Security bypass
Confidentiality · integrity · availability
None · None · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-345.

Summary

Insufficient Verification of Data Authenticity vulnerability in Apache APISIX. The openid-connect plugin under default configuration has an attack surface that allows the attacker to spoof identity headers allowing the attacker to get unauthorized access the protected resources. This issue affects Apache APISIX: from 2.3 through 3.16.0. Users are recommended to upgrade to version 3.17.0, which fixes the issue.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00281 20th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
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 APISIX2.3 – 3.16.0—No fix listedCNA
  • Apache APISIX VendorApache Affected 2.3 – 3.16.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:*2.3 to before 3.17.0VulnerableApache
  • cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:* Versions 2.3 to before 3.17.0 Vulnerable ·Apache

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-44087
  2. 2026-10-03 Alias added: GHSA-4v22-j8v6-qgvh

References

Advisory 2

  • 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