CVE-2025-0825 – Apache Cpp-httplib NULL Byte CRLF Injection Vulnerability

The following table lists the changes that have been made to the
CVE-2025-0825 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by 596c5446-0ce5-4ba2-aa66-48b3b757a647

    Feb. 04, 2025

    Action Type Old Value New Value
    Added Description cpp-httplib version v0.17.3 through v0.18.3 fails to filter CRLF characters (“rn”) 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-113
    Added Reference https://github.com/yhirose/cpp-httplib/commit/9c36aae4b73e2b6e493f4133e4173103c9266289
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