CVE-2020-26996: Siemens JT2GO

High severity, CVSS 8.8. EPSS: 3.2% chance of exploitation in the next 30 days.

A vulnerability has been identified in JT2Go (All versions < V13.1.0), Teamcenter Visualization (All versions < V13.1.0). Affected applications lack proper validation of user-supplied data when parsing of CG4 files. This could result in a memory access past the end of an allocated buffer. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-12027)

Affected products

• Siemens JT2GO: before 13.1.0 (fixed in 13.1.0)
• Siemens Teamcenter Visualization: before 13.1.0 (fixed in 13.1.0)

Published 2021-01-12. Last modified 2026-06-17.