P5Verified

CVE-2026-71218: Iperf3: unbounded peer-controlled allocation in iperf3 json_read() (exact versions not specified)

CVE-2026-71218. EPSS 0.00666 (percentile 0.50099), scored 2026-10-05. Fixed version: 0128d0357b7e8916fe39e980e455729bc0e5fd4e.

Affected technology

Iperf3: unbounded peer-controlled allocation in iperf3 json_read() · Exact affected versions not specified by the source
Vendor not specified by the source

Component: Not specified by the source

Attack conditions (OSV, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

OSV’s CVSS 3.1 assessment rates confidentiality and integrity impact as none; availability impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-07 02:21:08.040911+00:00

CCR priority: 0.2 /100 (P5)
CVSS 3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L · OSV.dev
EPSS: 0.00666 · percentile 0.50099 · 2026-10-05
KEV: no

Provenance

OSV.dev · Source record · observed 2026-10-06 17:58:42.508367+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-71218.html