CVE-2026-16374

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CVSS 3.1

7.5 high

EPSS

<1%p25

Published

Jul 21, 2026 (Jul 21, 2026)

Modified

Jul 24, 2026

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.

Vendors: mozilla
Products: firefox, thunderbird
Weakness: CWE-200
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.3%)

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