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 ThemeHunk Gutenberg Blocks unlimited-blocks.This issue affects Gutenberg Blocks: from n/a through <= 1.2.8.
Explanation of Vulnerability in Simple Terms
Gutenberg Blocks versions up to 1.2.8 contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in the browsers of other site visitors, including administrators. The vulnerability requires user interaction to trigger and affects the integrity and confidentiality of the site.
What an attacker can do
Inject malicious scripts that run in other users' browsers when they view affected content.
Potential impact on your site
Attackers with contributor-level access can compromise admin accounts, steal data, or modify site content via stored XSS.
Conditions required to exploit
Attacker must have a low-privilege authenticated account and the victim must visit a page containing the injected payload.
Key dates
External resources
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