CVE-2026-16405

CVE-2026-16405CVE-2026-16405

Description

Information disclosure in the Networking: WebSockets component. This vulnerability was fixed in Firefox 153 and Firefox ESR 140.13.

Scoring

CVSS 7.5 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Last modified2026-07-21
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.