Vulnerability in Openclaw
CVE-2026-41354
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.005 (40.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002
Affected products
- Openclaw — versions 0, 2026.4.2
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-rxmx-g7hr-8mx4 (vendor-advisory, Vendor Advisory)
- github.com/openclaw/openclaw/commit/ef7c553dd16ee579f1d1a363f5881a99726c1412 (Patch, patch)
- www.vulncheck.com/advisories/openclaw-insufficient-scope-in-zalo-webhook-replay… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-41354?
- CVE-2026-41354 is a low-severity vulnerability in Openclaw, classified under Use of Incorrectly-Resolved Name or Reference. CVSS score: 3.7/10. Published 2026-04-23.
- How severe is CVE-2026-41354?
- Low severity. CVSS v3 base score is 3.7 out of 10.