CVE-2026-38967 | BDVDB-2026-337307 Detail

Description#

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

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

CWE-113 Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting')

No public exploit known

9.8 Critical

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 26.6.

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Not classified

No specific action is recorded in the source data. Check the references for vendor guidance.

No version data in the source record.

Not available

9.8 Critical

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

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).