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Vendor

@socket.io

2 known vulnerabilities.

@socket.io at a glance

Last 12 months
1
Critical · all time
1
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 1 1 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 1 vulnerability Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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Products

Socket.io-Parser 1 cluster-engine 1
All Critical High Medium Low Exploited only Public exploit

2 results · Feed

  • High 7.5
    CVE-2026-102600

    Socket.IO: Prototype Pollution via Unsafe Client Session Lookup

    Socket.IO enables bidirectional and low-latency communication for every platform. Prior to 0.1.1, @socket.io/cluster-engine uses inherited object properties when looking up attacker-controlled session IDs in clustered deployments. Special property names such …

    socketio @socket.io socket.io cluster-engine npm
  • Critical 10.0
    CVE-2022-2421

    Socket.io - Improper type validation in attachment parsing

    Due to improper type validation in attachment parsing the Socket.io js library, it is possible to overwrite the _placeholder object which allows an attacker to place references to functions at arbitrary places in the resulting query object.

    @socket.io Socket.io-Parser socket.io-parser npm