OpenClaw versions prior to 2026.2.26 server-http contains an authentication bypass vulnerability in gateway authentication for plugin channel endpoints due to path canonicalization mismatch between the gateway guard and plugin handler routing. Attackers can bypass authentication by sending requests with alternative path encodings to access protected plugin channel APIs without proper gateway authentication.

Attack Vector Network

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
OpenClaw OpenClaw unaffected
Version Status Constraints
0 affected
< 2026.2.26
2026.2.26 unaffected
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Subscriptions

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-8j2w-6fmm-m587 OpenClaw: /api/channels gateway-auth boundary bypass via path canonicalization mismatch
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/openclaw/openclaw/security/advisories/GHSA-8j2w-6fmm-m587 cve-icon cve-icon
https://www.vulncheck.com/advisories/openclaw-authentication-bypass-via-path-canonicalization-mismatch-in-api-channels-gateway cve-icon cve-icon
History

Thu, 19 Mar 2026 22:15:00 +0000

Type Values Removed Values Added
Description OpenClaw versions prior to 2026.2.26 server-http contains an authentication bypass vulnerability in gateway authentication for plugin channel endpoints due to path canonicalization mismatch between the gateway guard and plugin handler routing. Attackers can bypass authentication by sending requests with alternative path encodings to access protected plugin channel APIs without proper gateway authentication.
Title OpenClaw < 2026.2.26 - Authentication Bypass via Path Canonicalization Mismatch in /api/channels Gateway
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-288
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-19T22:07:07.094Z

Reserved: 2026-03-10T19:48:43.187Z

Link: CVE-2026-32031

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-19T22:16:38.550

Modified: 2026-03-19T22:16:38.550

Link: CVE-2026-32031

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses