GHSA-659F-22XC-98F2
Vulnerability from github – Published: 2026-03-03 23:00 – Updated: 2026-03-03 23:00
VLAI
Summary
OpenClaw hook transform path containment missed symlink-resolved escapes
Details
Vulnerability
Webhook transform modules were validated with lexical path checks only. A symlink under the allowed hooks transform tree could resolve outside the intended directory and be dynamically imported.
Affected Packages / Versions
- Package:
openclaw(npm) - Affected versions:
<= 2026.2.21-2 - Patched version (planned next release):
2026.2.22
Impact
When an attacker can cause a transform module path to reference a symlinked entry that resolves outside the trusted transform directory, the gateway may import and execute unintended JavaScript with gateway-process privileges.
Attack Preconditions
- Hook transforms are enabled and reachable.
- Attacker can influence transform path resolution (for example via privileged config access and/or writable filesystem path in the transform tree).
- A symlink escape exists to attacker-controlled code.
Remediation
- Enforce realpath-aware containment for existing path ancestors before dynamic import.
- Keep lexical containment checks for traversal and absolute-path escapes.
- Add regression coverage for:
- transform module symlink escape rejection,
hooks.transformsDirsymlink escape rejection,- in-root symlink allow-case.
Fix Commit(s)
f4dd0577b055f77af783105bd65eae32f3d5e6a1
OpenClaw thanks @aether-ai-agent for reporting.
Severity
{
"affected": [
{
"database_specific": {
"last_known_affected_version_range": "\u003c= 2026.2.21-2"
},
"package": {
"ecosystem": "npm",
"name": "openclaw"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2026.2.22"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [],
"database_specific": {
"cwe_ids": [
"CWE-94"
],
"github_reviewed": true,
"github_reviewed_at": "2026-03-03T23:00:53Z",
"nvd_published_at": null,
"severity": "HIGH"
},
"details": "## Vulnerability\n\nWebhook transform modules were validated with lexical path checks only. A symlink under the allowed hooks transform tree could resolve outside the intended directory and be dynamically imported.\n\n## Affected Packages / Versions\n\n- Package: `openclaw` (npm)\n- Affected versions: `\u003c= 2026.2.21-2`\n- Patched version (planned next release): `2026.2.22`\n\n## Impact\n\nWhen an attacker can cause a transform module path to reference a symlinked entry that resolves outside the trusted transform directory, the gateway may import and execute unintended JavaScript with gateway-process privileges.\n\n## Attack Preconditions\n\n- Hook transforms are enabled and reachable.\n- Attacker can influence transform path resolution (for example via privileged config access and/or writable filesystem path in the transform tree).\n- A symlink escape exists to attacker-controlled code.\n\n## Remediation\n\n- Enforce realpath-aware containment for existing path ancestors before dynamic import.\n- Keep lexical containment checks for traversal and absolute-path escapes.\n- Add regression coverage for:\n - transform module symlink escape rejection,\n - `hooks.transformsDir` symlink escape rejection,\n - in-root symlink allow-case.\n\n## Fix Commit(s)\n\n- `f4dd0577b055f77af783105bd65eae32f3d5e6a1`\n\nOpenClaw thanks @aether-ai-agent for reporting.",
"id": "GHSA-659f-22xc-98f2",
"modified": "2026-03-03T23:00:53Z",
"published": "2026-03-03T23:00:53Z",
"references": [
{
"type": "WEB",
"url": "https://github.com/openclaw/openclaw/security/advisories/GHSA-659f-22xc-98f2"
},
{
"type": "WEB",
"url": "https://github.com/openclaw/openclaw/commit/f4dd0577b055f77af783105bd65eae32f3d5e6a1"
},
{
"type": "PACKAGE",
"url": "https://github.com/openclaw/openclaw"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "OpenClaw hook transform path containment missed symlink-resolved escapes"
}
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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
| Author | Source | Type | Date | Other |
|---|
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.
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