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Vulnerability record · CVE-2021-22937 · published 16 August 2021

CVE-2021-22937: Ivanti connect secure unrestricted file upload vulnerability

Ivanti · Connect Secure

A vulnerability in Pulse Connect Secure before 9.1R12 could allow an authenticated administrator to perform a file write via a maliciously crafted archive uploaded in the administrator web interface.

7.2 CVSS 3.1 High EPSS 7.8% · top 5.5% CWE-434 · Unrestricted file upload
7.2CVSS 3.1 base score, v2 6.5
7.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A vulnerability in Pulse Connect Secure before 9.1R12 could allow an authenticated administrator to perform a file write via a maliciously crafted archive uploaded in the administrator web interface.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44858/?kA23Z000000L6oySAC Vendor Advisory
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44858/?kA23Z000000L6oySAC Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2021-22893Ivanti Pulse Connect Secure authentication bypass and use-after-free enabling RCEPulse Connect Secure 9.0R3/9.1R1 and higher contains an authentication bypass exposed through the Windows File Share Browser and Pulse Secure Collabo…KEVEPSS 47%analysed10.0CVE-2019-11510Pulse Connect Secure path traversal allows unauthenticated file readPulse Connect Secure versions 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4 contain a path traversal (CWE-22) flaw. An unauthentica…KEVEPSS 100%analysed9.8CVE-2025-22457Ivanti Connect Secure, Policy Secure and ZTA Gateways stack buffer overflow RCEA stack-based buffer overflow (CWE-121/CWE-787) in Ivanti Connect Secure, Policy Secure and ZTA Gateways allows a remote, unauthenticated attacker to…KEVEPSS 100%analysed9.1CVE-2024-21887Ivanti Connect Secure and Policy Secure web component command injectionIvanti Connect Secure and Policy Secure (9.x, 22.x) contain a command injection flaw (CWE-77) in web components. An authenticated administrator can s…KEVEPSS 100%analysed9.0CVE-2025-0282Ivanti Connect Secure stack buffer overflow enables unauthenticated RCEA stack-based buffer overflow (CWE-121/CWE-787) in Ivanti Connect Secure, Policy Secure and Neurons for ZTA gateways lets a remote, unauthenticated a…KEVEPSS 100%analysed8.8CVE-2021-22894Pulse Connect Secure buffer overflow allows root code executionPulse Connect Secure before 9.1R11.4 contains a buffer overflow reachable through a maliciously crafted meeting room. A remote authenticated attacker…KEVEPSS 41%analysed8.8CVE-2021-22899Pulse Connect Secure command injection via Windows Resource ProfilesPulse Connect Secure before 9.1R11.4 contains a command injection flaw (CWE-77) in the Windows Resource Profiles feature. An attacker who can authent…KEVEPSS 23%analysed8.2CVE-2024-21893Ivanti Connect Secure SAML SSRF allows unauthenticated resource accessThe SAML component of Ivanti Connect Secure, Policy Secure and Neurons for ZTA contains a server-side request forgery flaw that lets an attacker reac…KEVEPSS 100%analysed

Source: NIST National Vulnerability Database (record CVE-2021-22937), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.