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Servers and applications

CVE-2020-8260

A vulnerability in the Pulse Connect Secure < 9.1R9 admin web interface could allow an authenticated attacker to perform an arbitrary code execution using uncontrolled gzip extraction.

Actively exploited: CISA added it to its Known Exploited Vulnerabilities catalog on 3 Nov 2021.

Severity
High 7.2
Published
28 Oct 2020
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Ivanti Connect SecureServers and applications · cpe:a:ivanti:connect_secure
  • Version 9.1-r8.4
  • Version 9.1-r8.2
  • Version 9.1-r8.1
  • Version 9.1-r8.0
All 16 release lines
  • Every version up to 9.0
  • Version 9.1
  • Version 9.1-r1.0
  • Version 9.1-r2.0
  • Version 9.1-r3.0
  • Version 9.1-r4.0
  • Version 9.1-r4.1
  • Version 9.1-r4.2
  • Version 9.1-r4.3
  • Version 9.1-r5.0
  • Version 9.1-r6.0
  • Version 9.1-r7.0
  • Version 9.1-r8.0
  • Version 9.1-r8.1
  • Version 9.1-r8.2
  • Version 9.1-r8.4

Known exploited

CISA name
Ivanti Pulse Connect Secure Code Execution Vulnerability
Required action
Apply updates per vendor instructions.
Due for US agencies
3 May 2022
Used in ransomware
Not known

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-8260
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-8260