Home / Vulnerability Intelligence / CVE-2026-28476

CVE-2026-28476 - Vulnerability Analysis

HighCVSS: 8.3

Last Updated: March 6, 2026

OpenClaw - Server-Side Request Forgery

Published: March 5, 2026Updated: March 6, 2026Remote Exploitable

Overview

OpenClaw < 2026.2.14 contains a server-side request forgery caused by improper validation of user-provided base URLs in the Tlon Urbit extension, letting attackers induce HTTP requests to arbitrary hosts, exploit requires attacker to influence the configured Urbit URL.

Severity & Score

Severity: High

CVSS Score: 8.3

Impact

Attackers can make the server send HTTP requests to arbitrary or internal hosts, potentially accessing internal resources or services.

Mitigation

Update to version 2026.2.14 or later.

References

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

Related Resources

Vulnerability Intelligence Dashboard
Credential Scanner

Details

CVE ID: CVE-2026-28476
Severity: High
CVSS Score: 8.3
Type: server_side_request_forgery
Status: new

CWE

CWE-918

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L