SEPTEMBER 7, 2026
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Case File

CVE-2026-16374

HIGH · CVSS 7.5 EPSS 0.32%

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

CyberRota Analysis

AI-Generated

The vulnerability in Firefox's Framework component within DevTools allows for information disclosure, potentially exposing sensitive data to unauthorized users. Organizations and individuals using affected versions of Firefox and Thunderbird should prioritize updating to the latest releases (Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13) to mitigate the risk of data leaks.

CVE
CVE-2026-16374
Severity
HIGH
CVSS
7.5
EPSS
0.32%
Firefox

Original NVD Description

Information disclosure in the Framework component in DevTools. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-84642 HIGH CVE-2026-84641 HIGH CVE-2026-84640 HIGH CVE-2026-84639 CRITICAL CVE-2026-84637 CRITICAL CVE-2026-84145 HIGH