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CVE-2020-8261

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-10-28 · updated 2026-06-17
Weakness: CWE-120

Description

A vulnerability in the Pulse Connect Secure / Pulse Policy Secure < 9.1R9 is vulnerable to arbitrary cookie injection.

Affected products

Ivanti Connect Secure (Pulse Secure): 9.1-r1, 9.1-r2, 9.1-r3, 9.1-r4, 9.1-r5, 9.1-r6 (+2)
Ivanti Policy Secure: 9.1-r1, 9.1-r2, 9.1-r3, 9.1-r4, 9.1-r5, 9.1-r6 (+2)
Ivanti Connect Secure (Pulse Secure): before 9.1 — fixed in 9.1
Pulsesecure Pulse Policy Secure: before 9.1 — fixed in 9.1

How to fix

Upgrade to a fixed version: Ivanti Connect Secure (Pulse Secure) 9.1; Pulsesecure Pulse Policy Secure 9.1. Check the vendor advisory for mitigations.

References

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