What is CVE-2026-47071?

CVE-2026-47071 is a high-severity vulnerability in Benoitc Hackney, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-05-25.

How severe is CVE-2026-47071?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Benoitc Hackney

CVE-2026-47071

Uncontrolled Resource Consumption vulnerability in benoitc hackney allows Flooding. The SOCKS5 transport in src/hackney_socks5.erl correctly applies the caller-supplied timeout to the SOCKS5 negotiation phase, but then upgrades the connect…

Vulnerability class: DoS (Denial of Service)

EPSS: 0.000 (15.5th 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:N/A:H.

Affected products

Benoitc Hackney — versions 0.10.0, 34cdbd1d20a282aacc286a89327465a3925b4c5d

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

6b3ad84c-e1a6-4bf7-a703-f496b71e49db (related, Exploit, vendor-advisory, Patch, Vendor Advisory)
6b3ad84c-e1a6-4bf7-a703-f496b71e49db (related, Patch, Third Party Advisory)
6b3ad84c-e1a6-4bf7-a703-f496b71e49db (related, Patch, Third Party Advisory)
6b3ad84c-e1a6-4bf7-a703-f496b71e49db (Patch, patch)

Frequently asked questions

What is CVE-2026-47071?: CVE-2026-47071 is a high-severity vulnerability in Benoitc Hackney, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-05-25.
How severe is CVE-2026-47071?: High severity. CVSS v3 base score is 7.5 out of 10.