OpenClaw < 2026.3.28 - Exec Allowlist Bypass via Unregistered /usr/bin/script Wrapper
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub.
Summary
OpenClaw before 2026.3.28 contains an exec allowlist bypass vulnerability where allow-always persistence fails to unwrap /usr/bin/script and similar wrappers before storing trust decisions. Attackers can obtain user approval for one wrapped command to persist trust for wrapper binaries that execute different underlying programs.
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-6pfc-6m7w-m8fx |
- 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-6pfc-6m7w-m8fx
Remediation
- Fix · CNA OpenClaw (OpenClaw) Fixed in 2026.3.28
- Fix · GHSA-6pfc-6m7w-m8fx 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
6 records Highest priority Priority MEDIUM 1 MEDIUM, 5 LOW
Other records, highest priority first
- TI-2026-29996 OpenClaw < 2026.3.28 - Webhook Replay via Query Parameter Reordering in Plivo V3Priority MEDIUM 41
- TI-2026-30000 OpenClaw < 2026.3.28 - Denial of Service via Unbounded Pre-auth WebSocket UpgradesPriority LOW 38
- TI-2026-29981 OpenClaw < 2026.3.28 - Arbitrary Execution Allowlist via Wrapper Carrier ExecutablesPriority LOW 32
Timeline
- 2026-10-02 Threatist record created from CVE-2026-41390
- 2026-10-03 Alias added: GHSA-6pfc-6m7w-m8fx
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-2026-41390 · CVE Program
- CVE-2026-41390 · NVD
- FIRST EPSS
- GHSA-6pfc-6m7w-m8fx · GitHub Advisory Database · CC BY 4.0
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