PT-2026-35604 · Npm · Openclaw

Published 2026-04-17 · Updated 2026-04-17

OSV

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Summary

Agent hook events could enqueue trusted system events from unsanitized external input.

Affected Packages / Versions

• Package: openclaw
• Ecosystem: npm
• Affected versions: < 2026.4.10
• Patched versions: >= 2026.4.10

Impact

Agent hook dispatch could turn externally supplied hook metadata into trusted system events, allowing untrusted input to enter the agent as higher-trust context.

Technical Details

The fix sanitizes hook names and marks agent hook system events as untrusted before enqueueing them.

Fix

The issue was fixed in #64372. The first stable tag containing the fix is v2026.4.10, and openclaw@2026.4.14 includes the fix.

Fix Commit(s)

• e3a845bde5b54f4f1e742d0a51ba9860f9619b29
• PR: #64372

Release Process Note

Users should upgrade to openclaw 2026.4.10 or newer. The latest npm release, 2026.4.14, already includes the fix.

Credits

Thanks to @zsxsoft, with sponsorship from @KeenSecurityLab and @qclawer for reporting this issue.

Fix

Insufficient Verification of Data Authenticity

Improper Privilege Management

Weakness Enumeration

CWE-345

CWE-269

Related Identifiers

GHSA-7G8C-CFR3-VQQR

Affected Products

Openclaw

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-43534 · Security Note
• https://osv.dev/vulnerability/GHSA-7g8c-cfr3-vqqr · Vendor Advisory
• https://github.com/openclaw/openclaw · Note
• https://github.com/openclaw/openclaw/pull/64372 · Note
• https://github.com/openclaw/openclaw/security/advisories/GHSA-7g8c-cfr3-vqqr · Note
• https://github.com/openclaw/openclaw/commit/e3a845bde5b54f4f1e742d0a51ba9860f9619b29 · Note
• https://vulncheck.com/advisories/openclaw-unsanitized-external-input-in-agent-hook-events · Note