CVE-2022-21826

MEDIUM
5.4
CVSS Score
Published: September 30, 2022 at 04:24 PM UTC
Updated: June 17, 2026 at 04:27 AM UTC
2 products affected across 2 vendorsConnect SecurePulse Connect Secure

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Severity
MEDIUM5.4
Exploit prediction
EPSS 46%

Description

Pulse Secure version 9.115 and below may be susceptible to client-side http request smuggling, When the application receives a POST request, it ignores the request's Content-Length header and leaves the POST body on the TCP/TLS socket. This body ends up prefixing the next HTTP request sent down that connection, this means when someone loads website attacker may be able to make browser issue a POST to the application, enabling XSS.

Affected

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-444

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