AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2018-12403

MEDIUM · CVSS 5.3 EPSS 1.87%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-02-28 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.3. It affects Firefox.

CVE
CVE-2018-12403
Severity
MEDIUM
CVSS
5.3
EPSS
1.87%
Firefox

Original NVD Description

If a site is loaded over a HTTPS connection but loads a favicon resource over HTTP, the mixed content warning is not displayed to users. This vulnerability affects Firefox < 63.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-16412 CRITICAL CVE-2026-16411 CRITICAL CVE-2026-16410 CRITICAL CVE-2026-16409 HIGH CVE-2026-16408 CRITICAL CVE-2026-16407 CRITICAL