# CVE-2025-0825

## Summary

- **CVE ID:** CVE-2025-0825
- **Severity:** MEDIUM
- **CVSS Score:** 6.9 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N)
- **CWE:** CWE-113
- **Published:** Feb 4, 2025
- **Last Modified:** Mar 13, 2026

## Description

cpp-httplib version v0.17.3 through v0.18.3 fails to filter CRLF characters ("\r\n") when those are prefixed with a null byte. This enables attackers to exploit CRLF injection that could further lead to HTTP Response Splitting, XSS, and more.

## Affected Products

- Unknown product (v0.17.3)

## References

- [CNA](https://github.com/yhirose/cpp-httplib/commit/9c36aae4b73e2b6e493f4133e4173103c9266289)
- [CNA](https://advisory.checkmarx.net/advisory/CVE-2025-0825/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.41%
- **EPSS Percentile:** 34.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._