CVE DATABASE / CVE-2020-8260
CVE-2020-8260
Ivanti Pulse Connect Secure Code Execution Vulnerability
CVSS 7.2 · HIGH
⚠ CISA KEV — ACTIVELY EXPLOITED
On the CISA KEV catalog
Confirmed exploited in the wild. Added 2021-11-03.
Federal remediation due 2022-05-03.
Required action: Apply updates per vendor instructions.
Summary
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.
CVSS 3.1 breakdown
| Base score | 7.2 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | HIGH |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
Ivanti connect secure
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References
- http://packetstormsecurity.com/files/160619/Pulse-Secure-VPN-Remote-Code-Execution.html
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8260
Data: NIST NVD + CISA KEV. NVD last modified 2025-12-18. Always verify against the vendor advisory before acting.