Rapid7

vulnerability

Ubuntu: USN-6274-1 (CVE-2023-36661): XMLTooling vulnerability

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Jun 25, 2023
Added
Aug 4, 2023
Modified
Mar 27, 2026

Description

Shibboleth XMLTooling before 3.2.4, as used in OpenSAML and Shibboleth Service Provider, allows SSRF via a crafted KeyInfo element. (This is fixed in, for example, Shibboleth Service Provider 3.4.1.3 on Windows.)

Solution

ubuntu-pro-upgrade-libxmltooling6v5
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.