Vulnerability Report

CVE-2026-41362

Title: Improper Cache Isolation in Zalo Webhook Replay-Dedupe

Other

Proof Of Concept

No public PoC currently indexed for CVE-2026-41362.

CWE Category CWE-668
Published Date Apr 28, 2026
Modified Date Apr 28, 2026
Exploit Status Not Found
Score 2.3 CVSS v4.0
Exploit Probability (EPSS)
0.27%

Vulnerability Summary

CVE-2026-41362: OpenClaw versions 2026.2.19 before 2026.3.31 contain an improper cache isolation vulnerability in the Zalo webhook replay-dedupe mechanism that is shared across authenticated webhook targets. Attackers controlling one authenticated Zalo webhook path in multi-account deployments can suppress legitimate events on different accounts by matching event_name and message_id parameters.

Impacted Vendors

O
openclaw 1

Reference Links

https://github.com/openclaw/openclaw/commit/4d038bb242c11f39e45f6a4bde400e5fd42e4ebf https://github.com/openclaw/openclaw/commit/7cea7c29705b188b464cc9cdc107c275b94b2a72 https://github.com/openclaw/openclaw/security/advisories/GHSA-fqrj-m88p-qf3v https://www.vulncheck.com/advisories/openclaw-webhook-replay-dedupe-cache-event-suppression-via-shared-authentication
CVSS v4.0
Source Entity [email protected]
Severity LOW
2.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
N/A
RAW VECTOR CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/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
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
4.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-41362 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/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

Affected Stack

No specific products linked.