CVE-2021-42637: Printerlogic Web Stack

Critical severity, CVSS 9.8. EPSS: 2.3% chance of exploitation in the next 30 days.

PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use user-controlled input to craft a URL, resulting in a Server Side Request Forgery (SSRF) vulnerability.

Affected products

• Printerlogic Web Stack: before 19.1.1.13 (fixed in 19.1.1.13); version 19.1.1.13 only

Published 2022-02-02. Last modified 2026-07-09.