CVE-2022-40959

MEDIUM · CVSS 6.5 EPSS 1.28%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-12-22 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE

CVE-2022-40959

Severity

MEDIUM

CVSS

6.5

EPSS

1.28%

Firefox

Original NVD Description

During iframe navigation, certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.