VDB
CVE-2026-45736
CVE-2026-45736
PUBLISHED
CVSS 4.400000095367432 MEDIUM
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.
EPSS 0.01% · 1.9th percentile
Risk Scores
CVSS v3.1
4.400000095367432
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
EPSS Score
0.01%
1.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| websockets | ws | >= 8.0.0, < 8.20.1 |
Timeline
- May 15, 2026 CVE Published
- May 15, 2026 CVE Updated
- May 18, 2026 EPSS Score
- May 18, 2026 Security Advisory
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
- May 26, 2026 EPSS Score