OpenClaw: Agent hook events could enqueue trusted system events from unsanitized external input
## 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.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-43534US | critical9.8OT elevated | — | ||
OpenClaw before 2026.4.10 contains an input validation vulnerability that allows external hook metadata to be enqueued as trusted system events. Attackers can supply malicious hook… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/openclaw/openclawPACKAGE
- https://github.com/openclaw/openclaw/commit/e3a845bde5b54f4f1e742d0a51ba9860f9619b29WEB
- https://github.com/openclaw/openclaw/pull/64372WEB
- https://github.com/openclaw/openclaw/security/advisories/GHSA-7g8c-cfr3-vqqrWEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-43534ADVISORY
- https://www.vulncheck.com/advisories/openclaw-unsanitized-external-input-in-agent-hook-eventsWEB
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