CVE-2021-22934: Ivanti Connect Secure

High severity, CVSS 7.2. EPSS: 4.7% chance of exploitation in the next 30 days.

A vulnerability in Pulse Connect Secure before 9.1R12 could allow an authenticated administrator or compromised Pulse Connect Secure device in a load-balanced configuration to perform a buffer overflow via a malicious crafted web request.

Affected products

• Ivanti Connect Secure: version 9.1 only
• Pulse Secure Pulse Connect Secure: before 9.1 (fixed in 9.1)

Published 2021-08-16. Last modified 2026-06-17.