What the vulnerability does
01Description
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Jeff Starr User Submitted Posts user-submitted-posts allows Phishing.This issue affects User Submitted Posts: from n/a through <= 20251121.
Explanation of Vulnerability in Simple Terms
02Summary
User Submitted Posts contains an open redirect vulnerability that allows an attacker to redirect users to an external website. The vulnerability requires user interaction—the victim must click a malicious link. The redirect can leak referrer information and may be used in phishing attacks. Update to a version newer than 20251121.
What an attacker can do
03Attacker Capabilities
Redirect site visitors to an external website, potentially for phishing or credential theft.
Potential impact on your site
04Site Impact
Users may be tricked into visiting malicious sites, damaging site reputation and exposing visitors to phishing.
Conditions required to exploit
05Prerequisites
Victim must click a crafted link containing a malicious redirect parameter.
Key dates
06Disclosure timeline
December 24, 2025
CVE published
April 28, 2026
Record updated