CVE•Published 2026-05-15•Modified 2026-05-19•0 articles on news•6 live references•NVD data
CVE-2026-45736Ws_project · Ws
Vulnerability data via NVD (ingested)
CVSS v3.1
4.4
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
EPSS percentile
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Weaknesses (CWE)
Description
ws is an open source WebSocket client and server for Node.js. Prior to 8.20.1, the websocket.close() implementation is vulnerable to uninitialized memory disclosure when a TypedArray is passed as the reason argument. This vulnerability is fixed in 8.20.1.
Timeline
Published 2026-05-15
Modified 2026-05-19
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-2026-45736Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Ws Project Ws"All exposed Ws Project Ws instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Ws"HTTP body or banner mentions "Ws" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-45736Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-45736Censys host search filtered to this CVE id.
grep.app
CVE-2026-45736Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-45736GitHub code search for direct mentions.
Google dork
"CVE-2026-45736" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-45736 on GitHub.
We haven't classified any articles referencing CVE-2026-45736 yet. The external references above still apply.