What is CVE-2026-32977?

CVE-2026-32977 is a medium-severity vulnerability in Openclaw, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 6.3/10. Published 2026-03-31.

How severe is CVE-2026-32977?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Vulnerability in Openclaw

CVE-2026-32977

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 r…

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

EPSS: 0.000 (3.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Openclaw — versions 0, 2026.3.11

Weakness classification (CWE)

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

GitHub Security Advisory (GHSA-xvx8-77m6-gwg6) (third-party-advisory)
VulnCheck Advisory: OpenClaw < 2026.3.11 - Sandbox Boundary Bypass via Unanchored writeFile Commit Path (third-party-advisory)

Frequently asked questions

What is CVE-2026-32977?: CVE-2026-32977 is a medium-severity vulnerability in Openclaw, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 6.3/10. Published 2026-03-31.
How severe is CVE-2026-32977?: Medium severity. CVSS v3 base score is 6.3 out of 10.