vulnerability

Alpine Linux: CVE-2021-3541: XML Entity Expansion

Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:N/A:P)
Published
Jul 9, 2021
Added
Mar 26, 2024
Modified
Mar 25, 2026

Description

A flaw was found in libxml2. Exponential entity expansion attack its possible bypassing all existing protection mechanisms and leading to denial of service.

Solutions

alpine-linux-upgrade-libxml2alpine-linux-upgrade-qt5-qtwebengine
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.