CVE-2019-11540

In Pulse Secure Pulse Connect Secure version 9.0RX before 9.0R3.4 and 8.3RX before 8.3R7.1 and...

8.3 High

In Pulse Secure Pulse Connect Secure version 9.0RX before 9.0R3.4 and 8.3RX before 8.3R7.1 and Pulse Policy Secure version 9.0RX before 9.0R3.2 and 5.4RX before 5.4R7.1, an unauthenticated, remote attacker can conduct a session hijacking attack.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

7.74%Up 5.9 points since Apr 14, 2021

What each source reports

CVE List Score used 8.3

Record: CVE-2019-11540
CVSS 3.0: 8.3 HighCVSS:3.0/AC:H/AV:N/A:H/C:H/I:H/PR:N/S:C/UI:R
Updated: 2026-11-02

EUVDEUVD-2019-3211 8.3

Record: EUVD-2019-3211
CVSS 3.0: 8.3 HighCVSS:3.0/AC:H/AV:N/A:H/C:H/I:H/PR:N/S:C/UI:R
Updated: 2026-11-03

GitHub AdvisoriesGHSA-rp2c-496x-gf5c 9.8

In Pulse Secure Pulse Connect Secure version 9.0RX before 9.0R3.4 and 8.3RX before 8.3R7.1 and...

Record: GHSA-rp2c-496x-gf5c
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

NVD 9.8

Record: CVE-2019-11540
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.0: 8.3 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-11540 is a high vulnerability (CVSS 8.3) in Ivanti Connect Secure, published April 26, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 7.74%, the 94th percentile. No source names a fixed version.