GHSA-3H2Q-J2V4-6W5R

Vulnerability from github – Published: 2026-03-09 19:53 – Updated: 2026-03-09 19:53
VLAI
Summary
OpenClaw's system.run allowlist approval parsing missed PowerShell encoded-command wrappers
Details

OpenClaw's system.run shell-wrapper detection did not recognize PowerShell -EncodedCommand forms as inline-command wrappers.

In allowlist mode, a caller with access to system.run could invoke pwsh or powershell using -EncodedCommand, -enc, or -e, and the request would fall back to plain argv analysis instead of the normal shell-wrapper approval path. This could allow a PowerShell inline payload to execute without the approval step that equivalent -Command invocations would require.

Latest published npm version: 2026.3.2

Fixed on main on March 7, 2026 in 1d1757b16f48f1a93cd16ab0ad7e2c3c63ce727d by recognizing PowerShell encoded-command aliases during shell-wrapper parsing, so allowlist mode continues to require approval for those payloads. Normal approved PowerShell wrapper flows continue to work.

Affected Packages / Versions

  • Package: openclaw (npm)
  • Affected versions: <= 2026.3.2
  • Patched version: >= 2026.3.7

Fix Commit(s)

  • 1d1757b16f48f1a93cd16ab0ad7e2c3c63ce727d

Release Process Note

npm 2026.3.7 was published on March 8, 2026. This advisory is fixed in the released package.

Thanks @tdjackey for reporting.

Show details on source website

{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 2026.3.2"
      },
      "package": {
        "ecosystem": "npm",
        "name": "openclaw"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2026.3.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-184",
      "CWE-863"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-03-09T19:53:58Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "OpenClaw\u0027s `system.run` shell-wrapper detection did not recognize PowerShell `-EncodedCommand` forms as inline-command wrappers.\n\nIn `allowlist` mode, a caller with access to `system.run` could invoke `pwsh` or `powershell` using `-EncodedCommand`, `-enc`, or `-e`, and the request would fall back to plain argv analysis instead of the normal shell-wrapper approval path. This could allow a PowerShell inline payload to execute without the approval step that equivalent `-Command` invocations would require.\n\nLatest published npm version: `2026.3.2`\n\nFixed on `main` on March 7, 2026 in `1d1757b16f48f1a93cd16ab0ad7e2c3c63ce727d` by recognizing PowerShell encoded-command aliases during shell-wrapper parsing, so allowlist mode continues to require approval for those payloads. Normal approved PowerShell wrapper flows continue to work.\n\n## Affected Packages / Versions\n\n- Package: `openclaw` (npm)\n- Affected versions: `\u003c= 2026.3.2`\n- Patched version: `\u003e= 2026.3.7`\n\n## Fix Commit(s)\n\n- `1d1757b16f48f1a93cd16ab0ad7e2c3c63ce727d`\n\n## Release Process Note\n\nnpm `2026.3.7` was published on March 8, 2026. This advisory is fixed in the released package.\n\nThanks @tdjackey for reporting.",
  "id": "GHSA-3h2q-j2v4-6w5r",
  "modified": "2026-03-09T19:53:58Z",
  "published": "2026-03-09T19:53:58Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/openclaw/openclaw/security/advisories/GHSA-3h2q-j2v4-6w5r"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openclaw/openclaw/commit/1d1757b16f48f1a93cd16ab0ad7e2c3c63ce727d"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/openclaw/openclaw"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openclaw/openclaw/releases/tag/v2026.3.7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "OpenClaw\u0027s system.run allowlist approval parsing missed PowerShell encoded-command wrappers"
}



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