CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
What the vulnerability does
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Greg – SiteOrigin Simple Proxy simple-proxy allows Reflected XSS.This issue affects Simple Proxy: from n/a through <= 1.0.
Explanation of Vulnerability in Simple Terms
Simple Proxy versions 1.0 and earlier contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into web pages viewed by site visitors. The vulnerability requires user interaction—typically clicking a malicious link—and can affect multiple users across the site. Attackers need no authentication to exploit this flaw.
What an attacker can do
Inject malicious JavaScript that runs in visitors' browsers, stealing session tokens, credentials, or redirecting users to phishing sites.
Potential impact on your site
Visitors' browsers can be compromised; their data, sessions, or credentials may be stolen without your knowledge.
Conditions required to exploit
Attacker crafts a malicious URL and tricks a site visitor into clicking it; no authentication required.
Key dates
External resources
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