CVE-2021-43690: Yurunproxy Project Yurunproxy

Medium severity, CVSS 6.1. EPSS: 0.6% chance of exploitation in the next 30 days.

YurunProxy v0.01 is affected by a Cross Site Scripting (XSS) vulnerability in src/Client.php. The exit function will terminate the script and print a message which have values from the socket_read.

Affected products

• Yurunproxy Project Yurunproxy: version 0.01 only

Published 2021-12-01. Last modified 2026-06-17.