CVE-2020-11709

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-74

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://gist.github.com/shouc/a9330df817128bc4c4132abf3de09495Exploit, Third Party Advisory
https://github.com/yhirose/cpp-httplib/issues/425Exploit, Third Party Advisory
https://gist.github.com/shouc/a9330df817128bc4c4132abf3de09495Exploit, Third Party Advisory
https://github.com/yhirose/cpp-httplib/issues/425Exploit, Third Party Advisory

Timeline

Published: Apr 12, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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