CVE-2022-22761

HIGH · CVSS 8.8 EPSS 0.74%

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

CyberRota Analysis

AI analysis pending.

CVE

CVE-2022-22761

Severity

HIGH

CVSS

8.8

EPSS

0.74%

Firefox

Original NVD Description

Web-accessible extension pages (pages with a moz-extension:// scheme) were not correctly enforcing the frame-ancestors directive when it was used in the Web Extension's Content Security Policy. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.