CVE-2025-61258: Outsystems Platform Server

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

Outsystems Platform Server 11.18.1.37828 allows attackers to cause a denial of service via a crafted content-length value mismatching the body length. NOTE: the Supplier indicates that they are unable to reproduce this.

Affected products

• Outsystems Platform Server: version 11.18.1.37828 only

Published 2025-12-09. Last modified 2026-08-24.