CVE-2025-49929
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-22

Last updated on: 2025-11-13

Assigner: Patchstack

Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ultimate Blocks Ultimate Blocks ultimate-blocks allows Stored XSS.This issue affects Ultimate Blocks: from n/a through <= 3.3.6.
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Meta Information
Published
2025-10-22
Last Modified
2025-11-13
Generated
2026-06-16
AI Q&A
2025-10-22
EPSS Evaluated
2026-06-14
NVD
CVE-2025-49929
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
ultimate_blocks ultimate_blocks 3.3.6
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Executive Summary

This vulnerability is a Stored Cross-site Scripting (XSS) issue in Ultimate Blocks plugin (version up to 3.3.6). It occurs due to improper neutralization of input during web page generation, allowing attackers to inject malicious scripts that are stored and later executed in users' browsers.

Impact Analysis

This vulnerability can allow attackers to execute malicious scripts in the context of users' browsers, potentially leading to theft of sensitive information, session hijacking, defacement of web content, or distribution of malware.

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