What’s Vulnerable › Vulnerabilities

CVE-2022-25867: NULL Pointer Dereference

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-08-02 · updated 2026-06-17
• Weakness: CWE-476

Description

The package io.socket:socket.io-client before 2.0.1 are vulnerable to NULL Pointer Dereference when parsing a packet with with invalid payload format.

Affected products

• io.socket:socket.io-client: before 2.0.1 — fixed in 2.0.1

How to fix

Upgrade to a fixed version: io.socket:socket.io-client 2.0.1. Check the vendor advisory for mitigations.

References

• https://github.com/socketio/socket.io-client-java/commit/8664499b6f31154f49783531f778dac5387b766b
• https://github.com/socketio/socket.io-client-java/commit/e8ffe9d1383736f6a21090ab959a2f4fa5a41284
• https://github.com/socketio/socket.io-client-java/issues/508%23issuecomment-1179817361
• https://github.com/socketio/socket.io-client-java/releases/tag/socket.io-client-2.0.1
• https://security.snyk.io/vuln/SNYK-JAVA-IOSOCKET-2949738
• https://github.com/socketio/socket.io-client-java/commit/8664499b6f31154f49783531f778dac5387b766b
• https://github.com/socketio/socket.io-client-java/commit/e8ffe9d1383736f6a21090ab959a2f4fa5a41284
• https://github.com/socketio/socket.io-client-java/issues/508%23issuecomment-1179817361
• https://github.com/socketio/socket.io-client-java/releases/tag/socket.io-client-2.0.1
• https://security.snyk.io/vuln/SNYK-JAVA-IOSOCKET-2949738

Get alerted when CVE-2022-25867 or the next vulnerability affects your stack