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GHSA-qj77-c3c8-9c3q — openclaw

CRITICALFix: openclaw/openclaw@a7f4a53

GHSA-qj77-c3c8-9c3q is a critical-severity (CVSS 9.8) OS Command Injection vulnerability in openclaw. A fix is available for openclaw — see the affected versions and patch details below.

OpenClaw's Windows cmd.exe parsing may bypass exec allowlist/approval gating

Also known asCVE-2026-28391
Published
Feb 17, 2026
Updated
Mar 10, 2026
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed
Exploitation data as of Sep 25, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

  • CISA assesses this as automatable — exploitation doesn’t require manual, per-target effort, which raises the odds of mass scanning and opportunistic attacks.
  • A successful exploit gives an attacker total control of the affected component, not partial access.
  • CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for GHSA-qj77-c3c8-9c3q.

EPSS Exploitation Probability

via FIRST.org ↗
0.9%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs57th percentile — riskier than 57% of all scored CVEsHighest risk

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

How urgent is this, really

GHSA-qj77-c3c8-9c3q plotted by exploitation likelihood (EPSS) against impact (CVSS). The shaded corner — EPSS 50%+ and CVSS 7.0+ — is where this CVE doesn't sit, though severity or exploitability alone can still warrant action.

Where this sits among everything scored

Of 379,145 CVEs with a current EPSS score, this one falls in the < 10% band (highlighted). Real counts from FIRST.org, not a sample — log-scaled since the landscape is heavily right-skewed.

Real-World Exposure

1 pkg affected

How broadly this vulnerability is actually deployed: weekly install volume shows current usage, and reverse-dependency count shows how many other packages break if it stays unpatched.

133other npm packages depend on this — each one inherits the vulnerability until it's patched upstream
openclawnpm
2.8Mdownloads / week

Description

Summary

On Windows nodes, exec requests were executed via cmd.exe /d /s /c <rawCommand>. In allowlist/approval-gated mode, the allowlist analysis did not model Windows cmd.exe parsing and metacharacter behavior. A crafted command string could cause cmd.exe to interpret additional operations (for example command chaining via &, or expansion via %...% / !...!) beyond what was allowlisted/approved.

Affected Packages / Versions

  • Package: openclaw (npm)
  • Affected: <= 2026.2.1
  • Patched: >= 2026.2.2
  • Latest (npm) as of 2026-02-14: 2026.2.13

Details

  • Default installs: Not affected unless you opt into exec allowlist/approval gating on Windows nodes.
  • Windows execution uses cmd.exe via src/infra/node-shell.ts.
  • The fix hardens Windows allowlist enforcement by:
    • Passing the platform into allowlist analysis and rejecting Windows shell metacharacters.
    • Treating cmd.exe invocation as not allowlist-safe on Windows.
    • Avoiding cmd.exe entirely in allowlist mode by executing the parsed argv directly when possible.

Fix Commit(s)

  • a7f4a53ce80c98ba1452eb90802d447fca9bf3d6

Thanks @simecek for reporting.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
📦npmopenclawall versions2026.2.2npm install openclaw@2026.2.2

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for openclaw, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update openclaw to 2026.2.2 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-qj77-c3c8-9c3q is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 Security's impact-aware SCA analyses which vulnerable code paths your application actually calls, so a match like GHSA-qj77-c3c8-9c3q can be triaged on real exposure rather than presence alone.

Tailored to GHSA-qj77-c3c8-9c3q. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

### Summary On Windows nodes, exec requests were executed via `cmd.exe /d /s /c <rawCommand>`. In allowlist/approval-gated mode, the allowlist analysis did not model Windows `cmd.exe` parsing and metacharacter behavior. A crafted command string could cause `cmd.exe` to interpret additional operations (for example command chaining via `&`, or expansion via `%...%` / `!...!`) beyond what was allowlisted/approved. ### Affected Packages / Versions - Package: `openclaw` (npm) - Affected: `<= 2026.2.1` - Patched: `>= 2026.2.2` - Latest (npm) as of 2026-02-14: `2026.2.13` ### Details - Default i
O3 Security · Impact-Aware SCA

Is GHSA-qj77-c3c8-9c3q in your dependencies?

O3 Security finds GHSA-qj77-c3c8-9c3q across npm dependencies, including transitive ones, and its impact-aware SCA ranks findings by whether your code actually calls the vulnerable path.

GHSA-qj77-c3c8-9c3q: openclaw (Critical 9.8) | O3 Security