GHSA-FV94-QVG8-XQPW

Vulnerability from github – Published: 2026-04-02 21:23 – Updated: 2026-05-06 19:11
VLAI
Summary
OpenClaw: SSH sandbox tar upload follows symlinks, enabling arbitrary file write on remote host
Details

Summary

SSH sandbox tar upload follows symlinks, enabling arbitrary file write on remote host

Current Maintainer Triage

  • Status: open
  • Normalized severity: high
  • Assessment: Real in shipped v2026.3.28: SSH sandbox tar upload lacked pre-upload symlink escape rejection until 3d5af14984 on 2026-03-31; maintainers already accepted it and the fix is unreleased.

Affected Packages / Versions

  • Package: openclaw (npm)
  • Latest published npm version: 2026.3.31
  • Vulnerable version range: <=2026.3.28
  • Patched versions: >= 2026.3.31
  • First stable tag containing the fix: v2026.3.31

Fix Commit(s)

  • 3d5af14984ac1976c747a8e11581d697bd0829dc — 2026-03-31T19:56:45+09:00

OpenClaw thanks @AntAISecurityLab for reporting.

Severity
8.1 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
7.2 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
Show details on source website
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{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 2026.3.28"
      },
      "package": {
        "ecosystem": "npm",
        "name": "openclaw"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2026.3.31"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-41364"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-59",
      "CWE-61"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-04-02T21:23:32Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "## Summary\nSSH sandbox tar upload follows symlinks, enabling arbitrary file write on remote host\n\n## Current Maintainer Triage\n- Status: open\n- Normalized severity: high\n- Assessment: Real in shipped v2026.3.28: SSH sandbox tar upload lacked pre-upload symlink escape rejection until 3d5af14984 on 2026-03-31; maintainers already accepted it and the fix is unreleased.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Latest published npm version: `2026.3.31`\n- Vulnerable version range: `\u003c=2026.3.28`\n- Patched versions: `\u003e= 2026.3.31`\n- First stable tag containing the fix: `v2026.3.31`\n\n## Fix Commit(s)\n- `3d5af14984ac1976c747a8e11581d697bd0829dc` \u2014 2026-03-31T19:56:45+09:00\n\nOpenClaw thanks @AntAISecurityLab for reporting.",
  "id": "GHSA-fv94-qvg8-xqpw",
  "modified": "2026-05-06T19:11:31Z",
  "published": "2026-04-02T21:23:32Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/openclaw/openclaw/security/advisories/GHSA-fv94-qvg8-xqpw"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-41364"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openclaw/openclaw/commit/3d5af14984ac1976c747a8e11581d697bd0829dc"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/openclaw/openclaw"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openclaw/openclaw/releases/tag/v2026.3.31"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/openclaw-arbitrary-file-write-via-symlink-following-in-ssh-sandbox-tar-upload"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "OpenClaw: SSH sandbox tar upload follows symlinks, enabling arbitrary file write on remote host"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.