CVE-2026-43637: cornac 0 to before 2.6.0

CVE-2026-43637. CVSS 3.1 base score 9.1 (CRITICAL, Vendor/CNA). EPSS 0.00662 (percentile 0.5111), scored 24-Oct-2026.

Affected technology

cornac · 0 to before 2.6.0
PreferredAI

Description’s affected range: before 2.6.0

Component: Not specified by the source
Function: in

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Attackers can trigger this vulnerability through the built-in dataset loaders, which automatically download and extract archives, causing archive.extractall() to write files to arbitrary locations on the filesystem accessible to the running process. Vendor/CNA’s CVSS 4.0 assessment (base score 8.8/10) rates confidentiality impact as none; integrity and availability impact as high.

Published 25-Oct-2026 01:29 UTC

CWE: CWE-22
CCR priority: 36.6 /100 (P4)
CVSS 3.1: 9.1 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H · Vendor/CNA
EPSS: 0.00662 · percentile 0.5111 · 2026-10-24
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-25 01:28:19.133527+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-43637.html