CVE-2026-0888
Unknown Unknown - Not Provided
Information Disclosure in Firefox XML Component Prior to

Publication date: 2026-01-13

Last updated on: 2026-04-13

Assigner: Mozilla Corporation

Description
Information disclosure in the XML component. This vulnerability was fixed in Firefox 147 and Thunderbird 147.
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Meta Information
Published
2026-01-13
Last Modified
2026-04-13
Generated
2026-06-16
AI Q&A
2026-01-14
EPSS Evaluated
2026-06-14
NVD
CVE-2026-0888
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
mozilla firefox to 147 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
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Executive Summary

This vulnerability is an information disclosure issue in the XML component of Firefox versions prior to 147. It allows attackers to gain access to information that should be protected within the browser.

Impact Analysis

The vulnerability can lead to unauthorized disclosure of information, potentially exposing sensitive data to attackers without requiring user interaction.

Mitigation Strategies

Update Firefox to version 147 or later, as the vulnerability affects Firefox versions prior to 147 and was fixed in Firefox 147. [1]

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