What is CVE-2026-41296?

CVE-2026-41296 is a high-severity vulnerability in Openclaw, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 8.2/10. Published 2026-04-21.

How severe is CVE-2026-41296?

High severity. CVSS v3 base score is 8.2 out of 10.

Vulnerability in Openclaw

CVE-2026-41296

OpenClaw before 2026.3.31 contains a time-of-check-time-of-use race condition in the remote filesystem bridge readFile function that allows sandbox escape. Attackers can exploit the separate path validation and file read operations to bypa…

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

EPSS: 0.002 (10.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N.

Affected products

Openclaw — versions 0, 2026.3.31

Weakness classification (CWE)

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

References

disclosure@vulncheck.com (vendor-advisory, Vendor Advisory)
disclosure@vulncheck.com (Patch, patch)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-41296?: CVE-2026-41296 is a high-severity vulnerability in Openclaw, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 8.2/10. Published 2026-04-21.
How severe is CVE-2026-41296?: High severity. CVSS v3 base score is 8.2 out of 10.