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NVD Vulnerability Details :

CVE-2025-0825

Analyzed

Source-596c5446-0ce5-4ba2-aa66-48b3b757a647

Published At-04 Feb, 2025 | 15:15

Updated At-04 Aug, 2025 | 15:06

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.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	4.0	6.9	MEDIUM	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/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
Primary	3.1	5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CPE Matches

yhirose>>cpp-httplib>>Versions from 0.17.3(inclusive) to 0.18.4(exclusive)

cpe:2.3:a:yhirose:cpp-httplib:*:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-113	Secondary	596c5446-0ce5-4ba2-aa66-48b3b757a647

References

Hyperlink	Source	Resource
https://advisory.checkmarx.net/advisory/CVE-2025-0825/	596c5446-0ce5-4ba2-aa66-48b3b757a647	Exploit Third Party Advisory
https://github.com/yhirose/cpp-httplib/commit/9c36aae4b73e2b6e493f4133e4173103c9266289	596c5446-0ce5-4ba2-aa66-48b3b757a647	Patch

CISA Catalog

Metrics

CPE Matches

Weaknesses

Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References

Change History