OpenClaw < 2026.3.28 - Arbitrary Code Execution via Mirror Mode Sandbox File Conversion
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-829.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| OpenClaw | OpenClaw | before 2026.3.28 | 2026.3.28 | Patch available | CNA |
| — | openclaw (npm) | before 2026.3.28 | 2026.3.28 | Patch available | GHSA-42mx-vp8m-j7qh |
- OpenClaw VendorOpenClaw Affected before 2026.3.28 Fixed in 2026.3.28 Patch available CNA
- openclaw (npm) Vendor— Affected before 2026.3.28 Fixed in 2026.3.28 Patch available GHSA-42mx-vp8m-j7qh
Remediation
- Fix · CNA OpenClaw (OpenClaw) Fixed in 2026.3.28
- Fix · GHSA-42mx-vp8m-j7qh openclaw (npm) Fixed in 2026.3.28 Advisory →
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
OpenClaw 2026.3.28
7 records Highest priority Priority MEDIUM 1 MEDIUM, 6 LOW
Other records, highest priority first
- TI-2026-29950 OpenClaw < 2026.3.28 - Agentic Consent Bypass via config.patchPriority MEDIUM 40
- TI-2026-29943 OpenClaw < 2026.3.28 - Unauthenticated Discovery Endpoint Credential Exfiltration via Remote OnboardingPriority LOW 33
- TI-2026-29960 OpenClaw < 2026.3.28 - Privilege Escalation via operator.write to Admin-Class Telegram Config and Cron PersistencePriority LOW 31
Timeline
- 2026-10-02 Threatist record created from CVE-2026-41355
- 2026-10-03 Alias added: GHSA-42mx-vp8m-j7qh
References
More Openclaw vulnerabilities
- TI-2026-25309 OpenClaw < 2026.3.28 Media Parsing Path Traversal to Arbitrary File Read CVSS 4.0HIGH 8.7
- TI-2026-20394 Exposure of resource to wrong sphere in OpenClaw CVSS 3.1HIGH 8.8
- TI-2026-27742 OpenClaw < 2026.3.24 - Arbitrary Code Execution via .npmrc in Local Plugin/Hook Installation CVSS 4.0HIGH 8.4
- TI-2026-27766 OpenClaw < 2026.3.24 - Denial of Service via Feishu Webhook Pre-Auth Body Parsing CVSS 4.0MEDIUM 6.9
- TI-2026-07315 OpenClaw bluebubbles Webhook monitor.ts handleBlueBubblesWebhookRequest improper authentication CVSS 4.0MEDIUM 6.9
- TI-2026-17789 OpenClaw < 2026.2.22 - Allowlist Bypass via Command Substitution in system.run CVSS 4.0HIGH 7.5
Sources
- CVE-2026-41355 · CVE Program
- CVE-2026-41355 · NVD
- FIRST EPSS
- GHSA-42mx-vp8m-j7qh · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences