CVE-2026-41355

Description

OpenClaw before 2026.3.28 contains an arbitrary code execution vulnerability in mirror mode that converts untrusted sandbox files into workspace hooks. Attackers with mirror mode access can execute arbitrary code on the host during gateway startup by exploiting enabled workspace hooks.

Is your site exposed to CVE-2026-41355?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

7.3

HIGH

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

EPSS — Exploit Prediction

0.0001

Probability of exploitation

0.02%

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-829 CWE-829

Affected Products

Vendor	Product	Versions
openclaw	openclaw	< 2026.3.28

References

Advisories & Patches

https://github.com/openclaw/openclaw/commit/c02ee8a3a4cb390b23afdf21317aa8b2096854d1 https://github.com/openclaw/openclaw/security/advisories/GHSA-42mx-vp8m-j7qh

Other References

https://www.vulncheck.com/advisories/openshell-arbitrary-code-execution-via-mirror-mode-sandbox-file-conversion

Frequently Asked Questions

What is CVE-2026-41355? +

OpenClaw before 2026.3.28 contains an arbitrary code execution vulnerability in mirror mode that converts untrusted sandbox files into workspace hooks. Attackers with mirror mode access can execute arbitrary code on the host during gateway startup by exploiting enabled workspace hooks. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-41355? +

CVE-2026-41355 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0001, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-41355? +

CVE-2026-41355 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-2026-41355? +

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.

Related Vulnerabilities

CVE-2025-36852

A critical security vulnerability exists in remote cache extensions for common build systems utilizing bucket-based remote cache (such as those …

CVE-2025-34060

A PHP objection injection vulnerability exists in the Monero Project’s Laravel-based forum software due to unsafe handling of untrusted input …

CVE-2025-24796

Collabora Online is a collaborative online office suite based on LibreOffice. Macro support is disabled by default in Collabora Online, …

CVE-2025-27510

conda-forge-metadata provides programatic access to conda-forge's metadata. conda-forge-metadata uses an optional dependency - "conda-oci-mirror" which was neither present on the …

CVE-2024-45482

An Inclusion of Functionality from Untrusted Control Sphere vulnerability in the SSH server on B&R APROL <4.4-00P1 may allow an …

CVE-2025-34074

An authenticated remote code execution vulnerability exists in Lucee’s administrative interface due to insecure design in the scheduled task functionality. …