Exploited. On CISA's list since 2022-03-07.
Pulse Connect Secure Code Injection Vulnerability
CVE-2020-8218 · Pulse Secure Pulse Connect Secure · Published 2020-07-30
How bad would it be?
7.2 out of 10
CVSS rates it high.
How likely is it to be used?
32%
Estimated chance of exploitation in the next 30 days, higher than 98% of all scored flaws (EPSS, 2026-10-29).
Is it already being used?
Yes
CISA has seen it exploited in real attacks. For US government agencies the fix is deadline passed 1514 days ago (2022-09-07).
What CISA says to do
Apply updates per vendor instructions.
A code injection vulnerability exists in Pulse Connect Secure that allows an attacker to crafted a URI to perform an arbitrary code execution via the admin web interface.
What the flaw is
A code injection vulnerability exists in Pulse Connect Secure <9.1R8 that allows an attacker to crafted a URI to perform an arbitrary code execution via the admin web interface.
From the NVD.
Fixes and advisories
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Understand the kind of weakness behind this flaw. These resources teach the weakness, rather than reproduce this specific CVE. Follow the vendor's advice above to fix the affected product.
CWE-94 · CISA KEV; NVD record: nvd@nist.gov; NVD record: support@hackerone.com. We have not selected a close learning match for this label.
CWE is a catalogue of weakness types. Labels come from the sources shown and can differ or change. Resource matches reviewed 16 October 2026.
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Exploited flaws from CISA's KEV catalogue. Chance of exploitation from EPSS by FIRST. Descriptions and scores from the NVD. This product uses the NVD API but is not endorsed or certified by the NVD.