CVE-2026-45736

Published: Mag 15, 2026 Last Modified: Mag 19, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 4,4
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: high
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: none
Availability: none

Description

AI Translation Available

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 (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0001
Percentile
0,0th
Updated

EPSS Score Trend (Last 5 Days)

908

Use of Uninitialized Resource

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Availability
Potential Impacts:
Read Memory Read Application Data Dos: Crash, Exit, Or Restart
Applicable Platforms
All platforms may be affected
Likelihood of Exploit: Medium
View CWE Details
Application

Ws by Ws Project

Product Information
Vendor Ws Project
Product Ws
Version Range Affected
From 8.0.0 (inclusive)
To 8.20.1 (exclusive)
cpe:2.3:a:ws_project:ws:*:*:*:*:*:node.js:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://github.com/websockets/ws/security/advisories/GHSA-5…
https://github.com/websockets/ws/security/advisories/GHSA-58qx-3vcg-4xpx
https://github.com/websockets/ws/commit/c0327ec15a54d701eb6…
https://github.com/websockets/ws/commit/c0327ec15a54d701eb6ccefaa8bef328cfc03086
https://github.com/websockets/ws/security/advisories/GHSA-5…
https://github.com/websockets/ws/security/advisories/GHSA-58qx-3vcg-4xpx