CRLF Injection Vulnerability in cpp-httplib Versions
CVE-2025-0825

6.9MEDIUM

Key Information:

Status
Vendor
CVE Published:
4 February 2025

Summary

A vulnerability exists in cpp-httplib versions v0.17.3 through v0.18.3 that allows attackers to inject CRLF characters prefixed with a null byte. This flaw can lead to serious security risks, including HTTP response splitting and cross-site scripting (XSS) attacks, which could compromise web applications and the sensitive data they manage.

References

https://github.com/yhirose/cpp-httplib/commit/9c36aae4b73...

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ori Ron from Cx Security Research Group
.