CVE-2020-14029: Ozeki NG Sms Gateway

High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days.

An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. The RSS To SMS module processes XML files in an unsafe manner. This opens the application to an XML External Entity attack that can be used to perform SSRF or read arbitrary local files.

Affected products

• Ozeki Ozeki NG Sms Gateway: up to and including 4.17.6

Published 2020-09-18. Last modified 2026-06-17.