CVE-2026-41354 PUBLISHED

OpenClaw < 2026.4.2 - Insufficient Scope in Zalo Webhook Replay Dedupe Keys

Assigner: VulnCheck
Reserved: 20.04.2026 Published: 23.04.2026 Updated: 23.04.2026

OpenClaw before 2026.4.2 contains an insufficient scope vulnerability in Zalo webhook replay dedupe keys that allows legitimate events from different conversations or senders to collide. Attackers can exploit weak deduplication scoping to cause silent message suppression and disrupt bot workflows across chat sessions.

CVSS Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
CVSS Score: 6.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	High	Integrity	None	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS Score: 3.7

Attack Vector	Network	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	OpenClaw
Product	OpenClaw
Versions	Default: unaffected affected from 0 to 2026.4.2 (excl.) Version 2026.4.2 is unaffected

CVE-2026-41354 PUBLISHED

OpenClaw < 2026.4.2 - Insufficient Scope in Zalo Webhook Replay Dedupe Keys

Metrics

Product Status

Credits

References

Problem Types