CVE-2020-8260

HighCVSS 7.2/10Known exploited (CISA KEV)Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.2/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-434

Affected software

Vendor	Product	Versions
n/a	Pulse Connect Secure / Pulse Policy Secure	9.1R9

References

http://packetstormsecurity.com/files/160619/Pulse-Secure-VPN-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601Broken Link, Vendor Advisory
http://packetstormsecurity.com/files/160619/Pulse-Secure-VPN-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601Broken Link, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8260US Government Resource

Timeline

Published: Oct 28, 2020
Last modified: Jun 17, 2026
Added to CISA KEV: Nov 3, 2021
NVD status: Analyzed

Related CVEs from 2020

CVE-2020-82614.3A vulnerability in the Pulse Connect Secure / Pulse Policy Secure < 9.1R9 is vulnerable to arbitrary cookie injection.CVE-2020-82626.1A vulnerability in the Pulse Connect Secure / Pulse Policy Secure below 9.1R9 could allow attackers to conduct Cross-Site Scripting (XSS) an CVE-2020-82635.4A vulnerability in the authenticated user web interface of Pulse Connect Secure < 9.1R9 could allow attackers to conduct Cross-Site Scriptin CVE-2020-82646.1In actionpack gem >= 6.0.0, a possible XSS vulnerability exists when an application is running in development mode allowing an attacker to s CVE-2020-82658.1Node.js versions before 10.23.1, 12.20.1, 14.15.4, 15.5.1 are vulnerable to a use-after-free bug in its TLS implementation. When writing to CVE-2020-82675.3A security issue was found in UniFi Protect controller v1.14.10 and earlier.The authentication in the UniFi Protect controller API was using CVE-2020-82687.5Prototype pollution vulnerability in json8-merge-patch npm package < 1.0.3 may allow attackers to inject or modify methods and properties of CVE-2020-82698.8An unprivileged Windows user on the VDA can perform arbitrary command execution as SYSTEM in CVAD versions before 2009, 1912 LTSR CU1 hotfix CVE-2020-82708.8An unprivileged Windows user on the VDA or an SMB user can perform arbitrary command execution as SYSTEM in CVAD versions before 2009, 1912 CVE-2020-82719.8Unauthenticated remote code execution with root privileges in Citrix SD-WAN Center versions before 11.2.2, 11.1.2b and 10.2.8 CVE-2020-82727.5Authentication Bypass resulting in exposure of SD-WAN functionality in Citrix SD-WAN Center versions before 11.2.2, 11.1.2b and 10.2.8 CVE-2020-82738.8Privilege escalation of an authenticated user to root in Citrix SD-WAN center versions before 11.2.2, 11.1.2b and 10.2.8.