CVE-2026-41377

Description

OpenClaw before 2026.3.31 contains a fail-open vulnerability in the plugin installation flow where security scan failures do not block installation. Attackers can exploit scan failures to install untrusted plugins when operators proceed despite visible scan warnings.

CVSS v3.1 Score

4.6

MEDIUM

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

EPSS — Exploit Prediction

0.0003

Probability of exploitation

0.10%

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-636 CWE-636

Affected Products

Vendor	Product	Versions
openclaw	openclaw	< 2026.3.31

References

Advisories & Patches

https://github.com/openclaw/openclaw/commit/0d7f1e2c84eca65df7dee890d9c30e2a841c030a https://github.com/openclaw/openclaw/commit/44b993613601280d46a5b88190e46669fc13d669 https://github.com/openclaw/openclaw/commit/7a953a52271b9188a5fa830739a4366614ff9916 https://github.com/openclaw/openclaw/commit/bf96c67fd1954740aeabfadc7cfe3098bcfc6b68 https://github.com/openclaw/openclaw/security/advisories/GHSA-cwq8-6f96-g3q4

Other References

https://www.vulncheck.com/advisories/openclaw-fail-open-security-scan-bypass-in-plugin-installation

Frequently Asked Questions

What is CVE-2026-41377? +

OpenClaw before 2026.3.31 contains a fail-open vulnerability in the plugin installation flow where security scan failures do not block installation. Attackers can exploit scan failures to install untrusted plugins when operators proceed despite visible scan warnings. It has a CVSS v3.1 base score of 4.6 (MEDIUM).

How severe is CVE-2026-41377? +

CVE-2026-41377 has a CVSS v3.1 score of 4.6 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-2026-41377? +

CVE-2026-41377 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-2026-41377? +

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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