CVE-2026-43534

Published: May 5, 2026

Modified: May 6, 2026

PUBLISHED

CVSS v3.1

9.1

CRITICAL

Description

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 names to escalate untrusted input into higher-trust agent context.

Vendor	Product	Versions
OpenClaw	OpenClaw	affected `0 - < 2026.4.10` unaffected `2026.4.10`

Weaknesses (CWE)

CWE-345

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

References

GitHub Security Advisory (GHSA-7g8c-cfr3-vqqr)

vendor-advisory

Patch Commit

patch

VulnCheck Advisory: OpenClaw < 2026.4.10 - Unsanitized External Input in Agent Hook Events

third-party-advisory

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CVE-2026-43534

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References