CVE-2026-38967

critical

Description

CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.

References

https://github.com/CrowCpp/Crow/pull/1167

https://github.com/CrowCpp/Crow/issues/1165

Details

Source: Mitre, NVD

Published: 2026-06-02

Updated: 2026-06-03

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.00018