CVE-2021-41388: Netskope

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Netskope client prior to 89.x on macOS is impacted by a local privilege escalation vulnerability. The XPC implementation of nsAuxiliarySvc process does not perform validation on new connections before accepting the connection. Thus any low privileged user can connect and call external methods defined in XPC service as root, elevating their privilege to the highest level.

Affected products

• Netskope Netskope: before 89 (fixed in 89)

Published 2022-01-04. Last modified 2026-06-17.