CVE-2015-3931: Microsec E-Szigno

High severity, CVSS 7.8. EPSS: 2.1% chance of exploitation in the next 30 days.

Microsec e-Szigno before 3.2.7.12 allows remote attackers to perform XML signature wrapping attacks via an e-akta signed document with a ds:Object node with a crafted payload prepended to a valid ds:Object.

Affected products

• Microsec E-Szigno: up to and including 3.2

Published 2017-07-21. Last modified 2026-06-17.