Ivanti Connect Secure and Policy Secure Command Injection Vulnerability
A command injection vulnerability in web components of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows an authenticated administrator to send specially crafted requests and execute arbitrary commands on the appliance.
What happened
A command injection vulnerability in web components of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows an authenticated administrator to send specially crafted requests and execute arbitrary commands on the appliance.
CISA lists it as exploited, added 10 Jan 2024.
Does it affect you
Names Ivanti Connect Secure. Enter the product and version you run to place it against the affected range the vendor published.
What to do
- Follow the vendor advisory for the fixed release and any interim mitigation.
forums.ivanti.com - Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
cisa.gov
CISA’s notes for this entry:
- Please apply mitigations per vendor instructions. For more information, please see: forums.ivanti.com/s/article/KB-CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US
- nvd.nist.gov/vuln/detail/CVE-2024-21887
Affected, as published to NVD
- ivanti-cs
- Ivanti Connect Secure: exactly 9.0
The record
- NVD status
- Analyzed
- Published
- 12 Jan 2024, last modified 04 Aug 2026 (NVD)
- Severity
- CVSS 3.1 base score 9.1, Critical — computed here from the vector; NVD states 9.1.
- Vector
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- Weakness
- CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection') (NVD; names by MITRE)
- Exploitation
- Listed in CISA’s Known Exploited Vulnerabilities catalogue since 10 Jan 2024; federal remediation due 22 Jan 2024. CISA records known use in ransomware campaigns. CISA entry
- Exploit probability
- EPSS 100.0%, 100th percentile — FIRST, scored 23 Oct 2026. FIRST EPSS
- Vendor
- Ivanti · Connect Secure and Policy Secure (CISA)
References on the NVD record
- forums.ivanti.com/s/article/CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_USVendor Advisory
- packetstormsecurity.com/files/176668/Ivanti-Connect-Secure-Unauthenticated-Remote-Code-Execution.htmlExploitThird Party AdvisoryVDB Entry
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21887US Government Resource
Sources
The verdict above is computed from the products and versions you entered and the affected ranges the vendor published to NVD. It does not inspect your environment, and this site never reports a product as unaffected: why.