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Low · 2.3 CVE-2026-49231 EUVD-2026-38020GHSA-3cm7-pvjf-2x7q

Apache APISIX: Identity spoofing issue in APISIX opa plugin

Published Jun 19, 2026 · Updated Jun 22, 2026 · Assigned by apache

Description

Authentication Bypass by Spoofing vulnerability in opa plugin.

An attacker could relay spoofed identity headers to upstream capitalising on non-default configuration in opa plugin.

This could allow the attacker to assume higher privileges on the upstream service.
This issue affects Apache APISIX: from 3.5.0 through 3.16.0.

Users are recommended to upgrade to version 3.17.0, which fixes the issue.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache APISIX 3.5.0 – ≤ 3.16.0 —

References