PT-2026-35785 · Openclaw · Openclaw

Keensecuritylab + 1 · Published 2026-04-28 · Updated 2026-04-28 · CVE-2026-41402

Mitre

CVSS v3.1

4.2

Medium

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

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.

Fix

Weakness Enumeration

CWE-706

Related Identifiers

CVE-2026-41402

Affected Products

Openclaw

References · 5

• https://github.com/openclaw/openclaw/security/advisories/GHSA-hhq4-97c2-p447 · Vendor Advisory
• https://github.com/openclaw/openclaw/commit/4d038bb242c11f39e45f6a4bde400e5fd42e4ebf · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-41402 · Security Note
• https://vulncheck.com/advisories/openclaw-webhook-replay-cache-cross-target-messageid-scope-bypass · Note
• https://twitter.com/CVEnew/status/2049227518826201216 · Twitter Post