CVE-2023-26148
Published:September 29, 2023
Updated:May 18, 2026
All versions of the package ithewei/libhv are vulnerable to CRLF Injection when untrusted user input is used to set request headers. An attacker can add the \r\n (carriage return line feeds) characters and inject additional headers in the request sent.
Affected Packages
hxd.libhv (NUGET):
Affected version(s) =1.3.0Fix Suggestion:
Update to version no_fixlibhv-ssl (NUGET):
Affected version(s) =1.3.0Fix Suggestion:
Update to version no_fixlibhv-ssl-static (NUGET):
Affected version(s) =1.3.0Fix Suggestion:
Update to version no_fixlibhv-x86-static (NUGET):
Affected version(s) =1.3.0Fix Suggestion:
Update to version no_fixlibhv-x86 (NUGET):
Affected version(s) =1.3.0Fix Suggestion:
Update to version no_fixRelated Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
2.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
POC
CVSS v3
Base Score:
5.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Exploit Maturity
PROOF-OF-CONCEPT
Weakness Type (CWE)
Improper Neutralization of CRLF Sequences ('CRLF Injection')
EPSS
Base Score:
0.13