P4Verified

CVE-2026-107301: msgpack5 < 6.1.0

CVE-2026-107301 affects msgpack5. CVSS 3.1 base score 6.5 (MEDIUM, Vendor/CNA). Affected range: < 6.1.0. Fixed version: 6.1.0.

Affected technology

msgpack5 · < 6.1.0
mcollina

Component: Not specified by the source

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

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality impact as none; integrity impact as high; availability impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-08 17:35:01.575595+00:00

CWE: CWE-1321
Product: msgpack5
CCR priority: 26.0 /100 (P4)
CVSS 3.1: 6.5 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L · Vendor/CNA
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-08 18:27:24.781324+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-107301.html