CVE-2026-41402

OpenClaw before 2026.3.31 contains a scope bypass vulnerability in webhook replay cache deduplication that allows authenticated attackers to replay messages across sibling targets using the same messageId. Attackers can exploit overly broad cache keying to bypass replay protection and deliver duplicate webhook messages to unintended targets.

Score

CVSS 3.1 5.4 Medium

Status

Analyzed - disclosure@vulncheck.com

Published

2026-04-28

Last modified

2026-04-29

Weaknesses

CWE-706

Affected products

• Openclaw (Openclaw)

References

• https://github.com/openclaw/openclaw/commit/4d038bb242c11f39e45f6a4bde400e5fd42e4ebf
• https://github.com/openclaw/openclaw/security/advisories/GHSA-hhq4-97c2-p447
• https://www.vulncheck.com/advisories/openclaw-webhook-replay-cache-cross-target-messageid-scope-bypass