CVE-2020-8260
KEVIvanti Pulse Connect Secure Code Execution Vulnerability
Description
Pulse Connect Secure contains an unspecified vulnerability that allows an authenticated attacker to perform code execution using uncontrolled gzip extraction.
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 vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HPublishedOct 28, 2020
Last modifiedJun 17, 2026
Added to KEVNov 3, 2021
Remediation dueMay 3, 2022
References
- packetstormsecurity.com/files/160619/Pulse-Secure-VPN-Remote-Code-Execution.htmlExploitThird Party Advisory
- kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601Broken LinkVendor Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8260US Government Resource
0 recent articles mention this CVE
76
Risk assessment · High
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 1638 days
- CVSS
- 7.2 HIGH
- EPSS (30-day exploit probability)
- 96.5% · top 1% of all CVEs
- Weakness
- CWE-434
- Attack vector
- Network, remotely reachable
Recommended actions
- 1.Apply updates per vendor instructions.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.