CVE-2023-32695
Published:May 27, 2023
Updated:May 17, 2026
socket.io parser is a socket.io encoder and decoder written in JavaScript complying with version 5 of socket.io-protocol. A specially crafted Socket.IO packet can trigger an uncaught exception on the Socket.IO server, thus killing the Node.js process. A patch has been released in version 4.2.3.
Affected Packages
socket.io-parser (NPM):
Affected version(s) >=1.0.1 <3.3.4Fix Suggestion:
Update to version 3.3.4socket.io-parser (NPM):
Affected version(s) >=3.4.0 <3.4.3Fix Suggestion:
Update to version 3.4.3socket.io-parser (NPM):
Affected version(s) >=4.0.4 <4.2.3Fix Suggestion:
Update to version 4.2.3Additional Notes
The description of this vulnerability differs from MITRE.
Related Resources (8)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Weakness Type (CWE)
EPSS
Base Score:
0.31