What’s Vulnerable › Vulnerabilities

CVE-2026-32977: OpenClaw < 2026.3.11 - Sandbox Boundary Bypass via Unanchored writeFile Commit Path

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-31 · updated 2026-07-25
• Weakness: CWE-367

Description

OpenClaw before 2026.3.11 contains a sandbox boundary bypass vulnerability in the fs-bridge writeFile commit step that uses an unanchored container path during the final move operation. An attacker can exploit a time-of-check-time-of-use race condition by modifying parent paths inside the sandbox to redirect committed files outside the validated writable path within the container mount namespace.

Affected products

• OpenClaw: before 2026.3.11 — fixed in 2026.3.11

How to fix

Upgrade to a fixed version: OpenClaw 2026.3.11. Check the vendor advisory for mitigations.

References

• https://github.com/openclaw/openclaw/security/advisories/GHSA-xvx8-77m6-gwg6
• https://www.vulncheck.com/advisories/openclaw-sandbox-boundary-bypass-via-unanchored-writefile-commit-path

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