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 PickPlugins Post Grid and Gutenberg Blocks post-grid allows Stored XSS.This issue affects Post Grid and Gutenberg Blocks: from n/a through <= 2.2.89.
Explanation of Vulnerability in Simple Terms
Post Grid and Gutenberg Blocks versions up to 2.2.89 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. Affected sites should update to a version newer than 2.2.89.
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 can steal admin session tokens, modify site content, or redirect visitors to malicious sites.
Conditions required to exploit
Attacker needs a low-privilege user account and must trick a site visitor into viewing the injected content.
Key dates
External resources
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