Vulnerability · Published Mar 29, 2026 · Assigned by VulnCheck

CVE-2026-32918OpenClaw < 2026.3.11 - Session Sandbox Escape via session_status Tool

High 8.4

In plain English

A high-severity incorrect authorization in OpenClaw from OpenClaw. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.4High

Exploit odds (30 days)0.1%top 99.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

OpenClaw before 2026.3.11 contains a session sandbox escape vulnerability in the session_status tool that allows sandboxed subagents to access parent or sibling session state. Attackers can supply arbitrary sessionKey values to read or modify session data outside their sandbox scope, including persisted model overrides.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
npm	openclaw	2026.3.11	GHSA-wcxr-59v9-rxr8

Affected products (as reported)

Vendor	Product	Versions
OpenClaw	OpenClaw	0 – before 2026.3.11

Weakness: CWE-863 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

References

GitHub Security Advisory (GHSA-wcxr-59v9-rxr8) vendor-advisory
VulnCheck Advisory: OpenClaw < 2026.3.11 - Session Sandbox Escape via session_status Tool third-party-advisory