CVE-2026-41366

Description

OpenClaw before 2026.3.31 contains a local roots self-whitelisting vulnerability in appendLocalMediaParentRoots that allows model-initiated arbitrary host file read. Attackers can exploit improper media parent directory validation to exfiltrate credentials and access sensitive files.

CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS — Exploit Prediction

0.0003

Probability of exploitation

0.07%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-732 CWE-732

Affected Products

Vendor	Product	Versions
openclaw	openclaw	< 2026.3.31

References

Advisories & Patches

https://github.com/openclaw/openclaw/commit/1ca4261d7e055d0be141ed79ebb1365d0fbc7364 https://github.com/openclaw/openclaw/security/advisories/GHSA-57gh-m6rq-54cf

Other References

https://www.vulncheck.com/advisories/openclaw-arbitrary-host-file-read-via-appendlocalmediaparentroots-self-whitelisting

Frequently Asked Questions

What is CVE-2026-41366? +

OpenClaw before 2026.3.31 contains a local roots self-whitelisting vulnerability in appendLocalMediaParentRoots that allows model-initiated arbitrary host file read. Attackers can exploit improper media parent directory validation to exfiltrate credentials and access sensitive files. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2026-41366? +

CVE-2026-41366 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0003, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-41366? +

CVE-2026-41366 affects products from openclaw, specifically: openclaw. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-41366? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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