CVE-2020-23054

PoC —

CVSS 3.1

6.1 medium

EPSS

<1%p53

Published

Oct 22, 2021 (Oct 22, 2021)

Modified

Jun 17, 2026

Description

A cross-site scripting (XSS) vulnerability in NSK User Agent String Switcher Service v0.3.5 allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the user agent input field.

Vendors: user-agent switcher and manager project
Products: user-agent switcher and manager
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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