Apache APISIX <3.20.0 AuthZ Bypass via Partial Permissions
CVE-2026-124716 Published on November 13, 2026

Apache APISIX: authz-keycloak authorization scope mismatch
Incorrect Authorization vulnerability in Apache APISIX. An authenticated user who holds any one of a route's required permissions or scopes can reach the protected upstream without the others, including HTTP methods the authorization server denied. This issue affects Apache APISIX: from 1.4.0 through 3.19.0. Users are recommended to upgrade to version 3.20.0, which fixes the issue.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-124716 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE

Weakness Type

What is an AuthZ Vulnerability?

The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

CVE-2026-124716 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2026-124716

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Apache Apisix

Affected Versions

Apache Software Foundation Apache APISIX:

Exploit Probability

EPSS
0.30%
Percentile
22.50%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.