CVE-2020-28481
MEDIUMsocket.io < 2.4.0 - Insecure Defaults via CORS Misconfiguration
Title source: llmDescription
The package socket.io before 2.4.0 are vulnerable to Insecure Defaults due to CORS Misconfiguration. All domains are whitelisted by default.
References (4)
Core 4
Core References
Third Party Advisory x_refsource_misc
https://snyk.io/vuln/SNYK-JS-SOCKETIO-1024859
Third Party Advisory x_refsource_misc
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1056357
Third Party Advisory x_refsource_misc
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1056358
Exploit, Third Party Advisory x_refsource_misc
https://github.com/socketio/socket.io/issues/3671
Scores
CVSS v3
5.3
EPSS
0.0073
EPSS Percentile
49.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-346
Status
published
Products (2)
npm/socket.io
0 - 2.4.0npm
socket/socket.io
< 2.4.0
Published
Jan 19, 2021
Tracked Since
Feb 18, 2026