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 Brainstorm Force Spectra – WordPress Gutenberg Blocks allows Stored XSS.This issue affects Spectra – WordPress Gutenberg Blocks: from n/a through 2.7.9.
Explanation of Vulnerability in Simple Terms
Spectra versions up to 2.7.9 contain a stored cross-site scripting (XSS) vulnerability in block content. An authenticated user with low privileges can inject malicious scripts that execute when other users view the affected blocks. The vulnerability requires user interaction and can affect site visitors across the application.
What an attacker can do
Inject malicious scripts into block content that execute in other users' browsers when they view the page.
Potential impact on your site
Site visitors may have their sessions hijacked, credentials stolen, or be redirected to malicious sites if a low-privilege user injects malicious code into blocks.
Conditions required to exploit
Attacker must have a WordPress user account with low privileges; victim must view the page containing the malicious block.
Key dates
External resources
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