SEPTEMBER 7, 2026
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Case File

CVE-2026-16400

HIGH · CVSS 7.5 EPSS 0.25%

Source: NVD + CISA KEV + EPSS · Published 2026-07-21 · Last synced 2026-08-20

CyberRota Analysis

AI-Generated

A security flaw in the Document Object Model (DOM) of Firefox allows for information disclosure, potentially exposing sensitive data to unauthorized users. Organizations using affected versions of Firefox should prioritize this vulnerability, as it poses a significant risk to user privacy and data integrity. Users should ensure they are updated to Firefox 153 or Thunderbird 153 to mitigate this risk.

CVE
CVE-2026-16400
Severity
HIGH
CVSS
7.5
EPSS
0.25%
Firefox

Original NVD Description

Information disclosure in the DOM: Security component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

Related CVEs

Other vulnerabilities affecting the same vendor(s)