N/A

CVSS Score

-

CVSS Score

Basic Information

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GHSA-3jxq-5xhh-9jr3

GHSA-3jxq-5xhh-9jr3: Cross-Site Scripting (XSS) in TYPO3 component Backend

Failing to properly encode incoming data, the bookmark toolbar is susceptible to Cross-Site Scripting.

(GitHub Advisory)

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GHSA-3jxq-5xhh-9jr3

GHSA-3jxq-5xhh-9jr3:

N/A

CVSS Score

-

CVSS Score

Basic Information

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Technical Details

Package Name	Ecosystem	Vulnerable Versions	First Patched Version
typo3/cms	composer	>= 6.2.0, < 6.2.19	6.2.19

Technical Details

Vulnerability Intelligence
Miggo AI

Root Cause Analysis

The vulnerability specifically affects the bookmark toolbar's handling of incoming data. TYPO3 backend components typically use controller classes to process() and render data. The BookmarkController would be responsible for handling bookmark operations. Since the advisory mentions improper encoding of incoming data in this component, the most likely candidate is the function responsible for processing and rendering bookmark titles in the toolbar interface. The high confidence comes from: 1) Direct correlation between the component mentioned (backend bookmark toolbar) and the controller architecture 2) XSS patterns typically involving unescaped output of user-controlled data 3) Version-specific patching indicating a specific code location was modified

Vulnerable functions

Only Mi**o us*rs **n s** t*is s**tion

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WAF Protection Rules

WAF Rule

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Reasoning

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