CVE-2026-28468

high

Description

OpenClaw versions 2026.1.29-beta.1 prior to 2026.2.14 contain a vulnerability in the sandbox browser bridge server in which it accepts requests without requiring gateway authentication, allowing local attackers to access browser control endpoints. A local attacker can enumerate tabs, retrieve WebSocket URLs, execute JavaScript, and exfiltrate cookies and session data from authenticated browser contexts.

References

https://www.vulncheck.com/advisories/openclaw-beta-authentication-bypass-in-sandbox-browser-bridge-server

https://github.com/openclaw/openclaw/security/advisories/GHSA-h9g4-589h-68xv

https://github.com/openclaw/openclaw/commit/cd84885a4ac78eadb7bf321aae98db9519426d67

https://github.com/openclaw/openclaw/commit/6dd6bce997c48752134f2d6ed89b27de01ced7e3

https://github.com/openclaw/openclaw/commit/4711a943e30bc58016247152ba06472dab09d0b0

Details

Source: Mitre, NVD

Published: 2026-03-05

Updated: 2026-03-05

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

CVSS v4

Base Score: 8.5

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Severity: High