CVE-2026-47339: CWE-863 Incorrect Authorization in Apache Software Foundation Apache APISIX
Incorrect Authorization vulnerability in Apache APISIX. An attacker can capitalise on authz-casdoor plugin under default configuration to authenticate themselves with credentials from a different source. This issue affects Apache APISIX: from 2.14.1 through 3.16.0. Users are recommended to upgrade to version 3.17.0, which fixes the issue.
AI Analysis
Technical Summary
CVE-2026-47339 is an Incorrect Authorization vulnerability in Apache APISIX's authz-casdoor plugin. Under default settings, the plugin improperly authorizes users, enabling attackers to authenticate with credentials originating from an unintended source. This affects Apache APISIX versions 2.14.1 through 3.16.0. The vendor has addressed the issue in version 3.17.0.
Potential Impact
An attacker with low privileges can bypass intended authorization controls in the authz-casdoor plugin, potentially gaining unauthorized access by authenticating with credentials from a different source. This could lead to unauthorized actions within the affected APISIX environment. The CVSS 4.0 base score is 5.3 (medium severity), indicating a moderate impact without requiring user interaction or high privileges.
Mitigation Recommendations
Users should upgrade Apache APISIX to version 3.17.0, which contains the fix for this authorization vulnerability. No other official remediation or temporary workaround is provided. Patch status is confirmed by the vendor advisory recommending this upgrade.
CVE-2026-47339: CWE-863 Incorrect Authorization in Apache Software Foundation Apache APISIX
Description
Incorrect Authorization vulnerability in Apache APISIX. An attacker can capitalise on authz-casdoor plugin under default configuration to authenticate themselves with credentials from a different source. This issue affects Apache APISIX: from 2.14.1 through 3.16.0. Users are recommended to upgrade to version 3.17.0, which fixes the issue.
CVSS v4.0
Score 5.3medium
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-47339 is an Incorrect Authorization vulnerability in Apache APISIX's authz-casdoor plugin. Under default settings, the plugin improperly authorizes users, enabling attackers to authenticate with credentials originating from an unintended source. This affects Apache APISIX versions 2.14.1 through 3.16.0. The vendor has addressed the issue in version 3.17.0.
Potential Impact
An attacker with low privileges can bypass intended authorization controls in the authz-casdoor plugin, potentially gaining unauthorized access by authenticating with credentials from a different source. This could lead to unauthorized actions within the affected APISIX environment. The CVSS 4.0 base score is 5.3 (medium severity), indicating a moderate impact without requiring user interaction or high privileges.
Mitigation Recommendations
Users should upgrade Apache APISIX to version 3.17.0, which contains the fix for this authorization vulnerability. No other official remediation or temporary workaround is provided. Patch status is confirmed by the vendor advisory recommending this upgrade.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-05-19T11:31:05.953Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a354cbff198dc38c1587397
Added to database: 06/19/2026, 14:05:51 UTC
Last enriched: 06/26/2026, 15:15:36 UTC
Last updated: 08/02/2026, 11:53:01 UTC
Views: 149
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