AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2019-11728

MEDIUM · CVSS 4.7 EPSS 1.12%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-07-23 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.7. It affects Firefox.

CVE
CVE-2019-11728
Severity
MEDIUM
CVSS
4.7
EPSS
1.12%
Firefox

Original NVD Description

The HTTP Alternative Services header, Alt-Svc, can be used by a malicious site to scan all TCP ports of any host that the accessible to a user when web content is loaded. This vulnerability affects Firefox < 68.

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