CVE-2026-7435: Siteserver Sscms

High severity, CVSS 7.2. EPSS: 0.8% chance of exploitation in the next 30 days.

SSCMS v7.4.0 contains a SQL injection vulnerability in the stl:sqlContent tag where the queryString attribute is passed directly to database execution without parameterization or sanitization. Attackers can craft encrypted payloads submitted to the /api/stl/actions/dynamic endpoint to execute arbitrary SQL statements, leading to unauthorized database access, data disclosure, authentication bypass, data modification, or complete database compromise.

Affected products

Published 2026-04-30. Last modified 2026-06-17.