What is CVE-2026-35658?

CVE-2026-35658 is a medium-severity vulnerability in Openclaw, classified under Exposure of Resource to Wrong Sphere. CVSS score: 6.5/10. Published 2026-04-10.

How severe is CVE-2026-35658?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Openclaw

CVE-2026-35658

OpenClaw before 2026.3.2 contains a filesystem boundary bypass vulnerability in the image tool that fails to honor tools.fs.workspaceOnly restrictions. Attackers can traverse sandbox bridge mounts outside the workspace to read files that other filesystem tools would reject.

EPSS: 0.003 (20.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Openclaw — versions 0, 2026.3.2

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

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

Frequently asked questions

What is CVE-2026-35658?: CVE-2026-35658 is a medium-severity vulnerability in Openclaw, classified under Exposure of Resource to Wrong Sphere. CVSS score: 6.5/10. Published 2026-04-10.
How severe is CVE-2026-35658?: Medium severity. CVSS v3 base score is 6.5 out of 10.