CVE-2026-41298

MEDIUM

OpenClaw < 2026.4.2 - Authorization Bypass in Session Termination Endpoint

Title source: cna
STIX 2.1

Description

OpenClaw before 2026.4.2 fails to enforce write scopes on the POST /sessions/:sessionKey/kill endpoint in identity-bearing HTTP modes. Read-scoped callers can terminate running subagent sessions by sending requests to this endpoint, bypassing authorization controls.

References (3)

Core 3
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-5hff-46vh-rxmw)
https://github.com/openclaw/openclaw/security/advisories/GHSA-5hff-46vh-rxmw
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.4.2 - Authorization Bypass in Session Termination Endpoint
https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-session-termination-endpoint

Scores

CVSS v3 5.4
EPSS 0.0019
EPSS Percentile 8.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-862
Status published
Products (4)
npm/openclaw 0 - 2026.4.2npm
OpenClaw/OpenClaw < 2026.4.2
openclaw/openclaw < 2026.4.2
OpenClaw/OpenClaw 2026.4.2
Published Apr 21, 2026
Tracked Since Apr 21, 2026