CVE-2026-41402

2.3 LOW 0.3% exploit odds Fix listed Other

What it is

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.

At a glance

Exploitability: Can be exploited over the network with a low-privilege account. Limited direct impact.
Exploit odds: 0.3% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2026-04-28 19:37 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 10:46 UTC Last updatedMost recent change to the record

Details

Published: 2026-04-28 19:37 UTC
Last modified: 2026-06-17 10:46 UTC
Exploit probability: 0.3% · EPSS, next 30 days
Weakness: CWE-706
Record status: Analyzed

Affected

Openclaw < 2026.3.31

Attack profile CVSS 4.0 · 2.3

Attack vector: Network
Complexity: High
Attack requirements: Present
Privileges needed: Low
User interaction: None
Confidentiality: Low
Integrity: Low
Availability: None

Raw vector

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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Fix and advisories

References

NVD record · CVE.org record