CVE-2026-43566

9.1 criticalEPSS 0.4%

Critical (9.1) in openclaw openclaw. EPSS 0.4% chance of exploitation in the next 30 days. Fixed in openclaw 2026.4.14.

OpenClaw versions 2026.4.7 before 2026.4.14 contain a privilege escalation vulnerability where heartbeat owner downgrade logic skips webhook wake events carrying untrusted content. Attackers can exploit this by sending untrusted webhook wake events to preserve owner-like execution context when the run should have been downgraded.

Severity

CVSS 4.0

9.1 critical

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

9.8 critical

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 36% of CVEs (scores of 2026-10-31)
CWE: CWE-184
Published: 2026-05-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

openclaw:openclaw

Packages (OSV)

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-g2hm-779g-vm32	npm	openclaw	>=2026.4.7 <2026.4.14	2026.4.14

References

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