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CVE-2026-4271

MEDIUM CVSS: 5.3 Published: 2026-03-17 Modified: 2026-06-17

Description

A flaw was found in libsoup, a library for handling HTTP requests. This vulnerability, known as a Use-After-Free, occurs in the HTTP/2 server implementation. A remote attacker can exploit this by sending specially crafted HTTP/2 requests that cause authentication failures. This can lead to the application attempting to access memory that has already been freed, potentially causing application instability or crashes, resulting in a Denial of Service (DoS).

Affected Platforms

Gnome LibsoupRedhat Enterprise Linux

Weakness Type

CWE-416

References