OpenClaw versions prior to 2026.2.14 contain a server-side request forgery vulnerability in the optional Tlon Urbit extension that accepts user-provided base URLs for authentication without proper validation. Attackers who can influence the configured Urbit URL can induce the gateway to make HTTP requests to arbitrary hosts including internal addresses.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact Low

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

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 < 2026.2.14

No data.

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Project Subscriptions

Vendors Products
Openclaw Subscribe
Openclaw Subscribe
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-pg2v-8xwh-qhcc OpenClaw affected by SSRF in optional Tlon (Urbit) extension authentication
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/openclaw/openclaw/commit/bfa7d21e997baa8e3437657d59b1e296815cc1b1 cve-icon cve-icon
https://github.com/openclaw/openclaw/security/advisories/GHSA-pg2v-8xwh-qhcc cve-icon cve-icon
https://www.vulncheck.com/advisories/openclaw-server-side-request-forgery-in-tlon-extension-authentication cve-icon cve-icon
History

Thu, 05 Mar 2026 22:15:00 +0000

Type Values Removed Values Added
Description OpenClaw versions prior to 2026.2.14 contain a server-side request forgery vulnerability in the optional Tlon Urbit extension that accepts user-provided base URLs for authentication without proper validation. Attackers who can influence the configured Urbit URL can induce the gateway to make HTTP requests to arbitrary hosts including internal addresses.
Title OpenClaw < 2026.2.14 - Server-Side Request Forgery in Tlon Extension Authentication
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-918
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

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

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-05T22:28:15.733Z

Reserved: 2026-02-27T19:20:03.060Z

Link: CVE-2026-28476

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-05T22:16:21.807

Modified: 2026-03-05T22:16:21.807

Link: CVE-2026-28476

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses