CVE•Published 2026-04-28•Modified 2026-04-30•0 articles on news•6 live references•NVD data
CVE-2026-41395Openclaw · Openclaw
Vulnerability data via NVD (ingested)
CVSS v3.1
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS percentile
—
Weaknesses (CWE)
Description
OpenClaw before 2026.3.28 contains a webhook replay vulnerability in Plivo V3 signature verification that canonicalizes query ordering for signatures but hashes raw URLs for replay detection. Attackers can reorder query parameters to bypass replay cache detection and trigger duplicate voice-call processing with a captured valid signed webhook.
Timeline
Published 2026-04-28
Modified 2026-04-30
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-41395Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Openclaw Openclaw"All exposed Openclaw Openclaw instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Openclaw"HTTP body or banner mentions "Openclaw" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-41395Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-41395Censys host search filtered to this CVE id.
grep.app
CVE-2026-41395Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-41395GitHub code search for direct mentions.
Google dork
"CVE-2026-41395" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-41395 on GitHub.
We haven't classified any articles referencing CVE-2026-41395 yet. The external references above still apply.