AUGUST 4, 2026
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Case File

CVE-2023-25729

HIGH · CVSS 8.8 EPSS 0.68%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-06-02 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. It affects Firefox.

CVE
CVE-2023-25729
Severity
HIGH
CVSS
8.8
EPSS
0.68%
Firefox

Original NVD Description

Permission prompts for opening external schemes were only shown for <code>ContentPrincipals</code> resulting in extensions being able to open them without user interaction via <code>ExpandedPrincipals</code>. This could lead to further malicious actions such as downloading files or interacting with software already installed on the system. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

Related CVEs

Other vulnerabilities affecting the same vendor(s)