GHSA-CJV3-M589-V3RX
Vulnerability from github – Published: 2026-03-03 23:17 – Updated: 2026-03-03 23:17
VLAI
Summary
OpenClaw has Canvas route hardening for mixed-trust deployments
Details
Summary
This advisory tracks a defense-in-depth hardening for canvas routes. In mixed-trust or network-visible deployments, prior canvas auth/fallback behavior could broaden access beyond intended boundaries.
Deployment Context
OpenClaw’s default model is trusted host + loopback-first access. Some operators intentionally expose canvas routes on LAN/tailnet. This update is aimed at those broader deployment patterns.
What Changed
- Require explicit token or session-capability authorization for canvas routes.
- Remove shared-IP fallback paths for canvas access.
- Tighten bind/fallback behavior to fail closed.
Impact
Risk was highest in non-loopback or mixed-trust environments. In strict single-operator trusted-host setups, practical exposure is lower.
Affected Packages / Versions
- Package:
openclaw(npm) - Vulnerable:
<= 2026.2.19-2 - Patched:
2026.2.21(next release target)
Fix Commit(s)
c45f3c5b004c8d63dc0e282e2176f8c9355d24f108a7967936cfc0b2af6b27ec1f9272542648ad6c
Thanks @NucleiAv for reporting.
Severity
{
"affected": [
{
"package": {
"ecosystem": "npm",
"name": "openclaw"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2026.2.21"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [],
"database_specific": {
"cwe_ids": [
"CWE-1021",
"CWE-79"
],
"github_reviewed": true,
"github_reviewed_at": "2026-03-03T23:17:06Z",
"nvd_published_at": null,
"severity": "MODERATE"
},
"details": "## Summary\nThis advisory tracks a defense-in-depth hardening for canvas routes. In mixed-trust or network-visible deployments, prior canvas auth/fallback behavior could broaden access beyond intended boundaries.\n\n## Deployment Context\nOpenClaw\u2019s default model is trusted host + loopback-first access. Some operators intentionally expose canvas routes on LAN/tailnet. This update is aimed at those broader deployment patterns.\n\n## What Changed\n- Require explicit token or session-capability authorization for canvas routes.\n- Remove shared-IP fallback paths for canvas access.\n- Tighten bind/fallback behavior to fail closed.\n\n## Impact\nRisk was highest in non-loopback or mixed-trust environments. In strict single-operator trusted-host setups, practical exposure is lower.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Vulnerable: `\u003c= 2026.2.19-2`\n- Patched: `2026.2.21` (next release target)\n\n## Fix Commit(s)\n- `c45f3c5b004c8d63dc0e282e2176f8c9355d24f1`\n- `08a7967936cfc0b2af6b27ec1f9272542648ad6c`\n\nThanks @NucleiAv for reporting.",
"id": "GHSA-cjv3-m589-v3rx",
"modified": "2026-03-03T23:17:06Z",
"published": "2026-03-03T23:17:06Z",
"references": [
{
"type": "WEB",
"url": "https://github.com/openclaw/openclaw/security/advisories/GHSA-cjv3-m589-v3rx"
},
{
"type": "WEB",
"url": "https://github.com/openclaw/openclaw/commit/08a7967936cfc0b2af6b27ec1f9272542648ad6c"
},
{
"type": "WEB",
"url": "https://github.com/openclaw/openclaw/commit/c45f3c5b004c8d63dc0e282e2176f8c9355d24f1"
},
{
"type": "PACKAGE",
"url": "https://github.com/openclaw/openclaw"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N",
"type": "CVSS_V4"
}
],
"summary": "OpenClaw has Canvas route hardening for mixed-trust deployments"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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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