CVE-2026-34512

high

Description

OpenClaw before 2026.3.25 contains an improper access control vulnerability in the HTTP /sessions/:sessionKey/kill route that allows any bearer-authenticated user to invoke admin-level session termination functions without proper scope validation. Attackers can exploit this by sending authenticated requests to kill arbitrary subagent sessions via the killSubagentRunAdmin function, bypassing ownership and operator scope restrictions.

References

Advisories
More

https://www.vulncheck.com/advisories/openclaw-improper-access-control-in-sessions-sessionkey-kill-endpoint

https://github.com/openclaw/openclaw/security/advisories/GHSA-9p93-7j67-5pc2

https://github.com/openclaw/openclaw/commit/02cf12371f9353a16455da01cc02e6c4ecfc4152

Details

Source: Mitre, NVD

Published: 2026-04-09

Updated: 2026-04-15

Risk Information

CVSS v2

Base Score: 8.5

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

Severity: High

CVSS v3

Base Score: 8.1

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

Severity: High

CVSS v4

Base Score: 7.2

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

Severity: High

EPSS

EPSS: 0.00034