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NVD Vulnerability Details :

CVE-2020-11709

Modified

Source-cve@mitre.org

Published At-12 Apr, 2020 | 14:15

Updated At-05 Aug, 2025 | 20:28

cpp-httplib through 0.5.8 does not filter \r\n in parameters passed into the set_redirect and set_header functions, which creates possibilities for CRLF injection and HTTP response splitting in some specific contexts.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Primary	3.1	7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Primary	2.0	5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:P/A:N

CPE Matches

yhirose>>cpp-httplib>>Versions up to 0.5.8(inclusive)

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

Weaknesses

CWE ID	Type	Source
CWE-74	Primary	nvd@nist.gov

References

Hyperlink	Source	Resource
https://gist.github.com/shouc/a9330df817128bc4c4132abf3de09495	cve@mitre.org	Exploit Third Party Advisory
https://github.com/yhirose/cpp-httplib/issues/425	cve@mitre.org	Exploit Third Party Advisory
https://gist.github.com/shouc/a9330df817128bc4c4132abf3de09495	af854a3a-2127-422b-91ae-364da2661108	Exploit Third Party Advisory
https://github.com/yhirose/cpp-httplib/issues/425	af854a3a-2127-422b-91ae-364da2661108	Exploit Third Party Advisory

CISA Catalog

Metrics

CPE Matches

Weaknesses

Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References

Change History