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 (XSS or 'Cross-site Scripting') vulnerability in Hiroaki Miyashita Custom Field Template allows Stored XSS.This issue affects Custom Field Template: from n/a through 2.6.5.
Explanation of Vulnerability in Simple Terms
Custom Field Template versions up to 2.6.5 contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts into custom fields. When other users view pages containing these fields, the scripts execute in their browsers, potentially allowing the attacker to steal session tokens, modify page content, or perform actions on their behalf.
What an attacker can do
Inject malicious scripts that execute when other users view the affected custom fields.
Potential impact on your site
Authenticated users can inject persistent XSS payloads affecting all site visitors who view those fields.
Conditions required to exploit
Attacker must be authenticated with low-level user privileges and the victim must view a page containing the injected field.
Key dates
External resources
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