OpenClaw before 2026.3.25 contains an authorization bypass vulnerability in the HTTP /sessions/:sessionKey/history route that skips operator.read scope validation.
Date: 2026-04
Affected: openclaw/openclaw
Attack vector: auth-bypass
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2026-35657
CWE: CWE-863
CVSS: 6.5 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)

OpenClaw before 2026.3.25 contains an authorization bypass vulnerability in the HTTP /sessions/:sessionKey/history route that skips operator.read scope validation. Attackers can access session history without proper operator read permissions by sending HTTP requests to the vulnerable endpoint.


Mitigations:

Architectural layers (MAESTRO):