CVE-2026-69639EPSS p55.4%

CVE-2026-69639CVE-2026-69639

Description

Heap-based buffer overflow in Windows Libarchive allows an unauthorized attacker to execute code over a network.

Scoring

CVSS 9.8 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.79% probability of exploitation · percentile 55.4% · 2026-10-17T12:00:28Z
Last modified2026-10-16
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.