What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in HelloAsso allows Stored XSS.This issue affects HelloAsso: from n/a through 1.1.5.
CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/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 HelloAsso allows Stored XSS.This issue affects HelloAsso: from n/a through 1.1.5.
Explanation of Vulnerability in Simple Terms
HelloAsso versions up to 1.1.5 contain a cross-site scripting (XSS) vulnerability that allows authenticated users to inject malicious scripts. An attacker with low-level access can craft a malicious link or page that, when visited by another user, executes arbitrary JavaScript in their browser. This can lead to session hijacking, credential theft, or unauthorized actions performed on behalf of the victim.
What an attacker can do
Inject and execute malicious JavaScript in other users' browsers to steal data or perform actions on their behalf.
Potential impact on your site
Authenticated users' sessions and data are at risk if they interact with attacker-crafted content; site reputation and user trust may be damaged.
Conditions required to exploit
Attacker must have a low-privilege account; victim must click a malicious link or visit an attacker-controlled page.
Key dates
External resources
Related vulnerabilities