What the vulnerability does
01Description
Missing Authorization vulnerability in Spencer Haws Link Whisper Free link-whisper allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Link Whisper Free: from n/a through <= 0.9.2.
Explanation of Vulnerability in Simple Terms
02Summary
Link Whisper Free versions up to 0.9.2 lack proper authorization checks, allowing unauthenticated attackers to modify data on the site. The vulnerability requires only network access and no user interaction. Site administrators should update to a version newer than 0.9.2 to prevent unauthorized modifications.
What an attacker can do
03Attacker Capabilities
Modify site data without authentication or permission.
Potential impact on your site
04Site Impact
Attackers can alter site content or settings without logging in.
Conditions required to exploit
05Prerequisites
Network access only; no authentication or user interaction required.
Key dates
06Disclosure timeline
October 27, 2025
CVE published
April 28, 2026
Record updated