CVE-2026-41298 | THREATINT

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.

PUBLISHED Reserved 2026-04-20 | Published 2026-04-20 | Updated 2026-04-21 | Assigner VulnCheck

MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Problem types

CWE-862 Missing Authorization

Product status

Default status

unaffected

Any version before 2026.4.2

affected

2026.4.2 (semver)

unaffected

Credits

Ea001 (@EaEa0001) reporter

References

github.com/...enclaw/security/advisories/GHSA-5hff-46vh-rxmw (GitHub Security Advisory (GHSA-5hff-46vh-rxmw)) vendor-advisory

github.com/...ommit/54a0878517167c6e49900498cf77420dadb74beb (Patch Commit) patch

www.vulncheck.com/...-bypass-in-session-termination-endpoint (VulnCheck Advisory: OpenClaw < 2026.4.2 - Authorization Bypass in Session Termination Endpoint) third-party-advisory

cve.org (CVE-2026-41298)

nvd.nist.gov (CVE-2026-41298)

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