Vulnerability in Benoitc Hackney

CVE-2026-47075

Improper Neutralization of CRLF Sequences vulnerability in benoitc hackney allows HTTP Request Splitting. hackney does not percent-encode carriage return (\r) or line feed (\n) characters in the URL query component before constructing the…

Vulnerability class: CRLF Injection

EPSS: 0.000 (10.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-47075?
CVE-2026-47075 is a high-severity vulnerability in Benoitc Hackney, classified under CRLF Injection. CVSS score: 7.5/10. Published 2026-05-25.
How severe is CVE-2026-47075?
High severity. CVSS v3 base score is 7.5 out of 10.