CVE-2019-17526: Sagemath Sagemathcell

Critical severity, CVSS 9.8. EPSS: 3% chance of exploitation in the next 30 days.

An issue was discovered in SageMath Sage Cell Server through 2019-10-05. Python Code Injection can occur in the context of an internet facing web application. Malicious actors can execute arbitrary commands on the underlying operating system, as demonstrated by an __import__('os').popen('whoami').read() line. NOTE: the vendor's position is that the product is "vulnerable by design" and the current behavior will be retained

Affected products

• Sagemath Sagemathcell: any version

Published 2019-10-18. Last modified 2026-06-17.