# CVE-2020-8260: Ivanti Pulse Connect Secure Code Execution Vulnerability

Source: https://junglewise.ai/threats/cve-2020-8260-ivanti-pulse-connect-secure-code-execution-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-11-03. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2020-8260 · Severity: critical · CVSS 7.2 · Exploited in the wild · Published 2021-11-03

A vulnerability in the Ivanti Pulse Connect Secure admin web interface allows an authenticated attacker to execute arbitrary code. The flaw stems from uncontrolled gzip extraction during file processing.

## Quick answers

**Is CVE-2020-8260 exploited in the wild?** Yes. CVE-2020-8260 is known to be exploited in the wild, first recorded on 3 November 2021. Treat it as urgent.

**How severe is CVE-2020-8260?** Critical severity, with a CVSS score of 7.2, published 3 November 2021.

**Which products and versions are affected?** Ivanti Pulse Connect Secure < 9.1R9.

**Is there a fix for CVE-2020-8260?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2020-8260 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2020-8260?** Check whether anything you run is named in the advisory. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Ivanti Pulse Connect Secure < 9.1R9

## Timeline

- 2021-11-03: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2021-11-03: disclosed