CVE-2020-26100: cPanel

Critical severity, CVSS 9.8. EPSS: 1.6% chance of exploitation in the next 30 days.

chsh in cPanel before 88.0.3 allows a Jailshell escape (SEC-497).

Affected products

• cPanel cPanel: before 88.0.3 (fixed in 88.0.3)

Published 2020-09-25. Last modified 2026-06-17.