UBUNTU-CVE-2026-45736

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2026-45736
Published: 15 May 2026, 15:16
Last modified:30 Jun 2026, 18:18

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.1 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

15 May 2026, 15:16
Published
Vulnerability first disclosed
30 Jun 2026, 18:18
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Systems

  • ubuntu•node-ws

    all | all | all | all | all | all | all

References (4)