CVE-2026-34109: language-system affected git revisions

CVE-2026-34109. CVSS 3.1 base score 9.8 (CRITICAL, Vendor/CNA). EPSS 0.0093 (percentile 0.60299), scored 24-Oct-2026.

Affected technology

language-system · 0 through e42c395ec4b03fe62973a669c9209a673838b8a4
guardian

Component: Not specified by the source

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

What an attacker can do

An unauthenticated remote attacker can append shell metacharacters to execute arbitrary OS commands on the server. Vendor/CNA’s CVSS 4.0 assessment (base score 9.3/10) rates confidentiality, integrity and availability impact as high.

Published 25-Oct-2026 19:51 UTC

CWE: CWE-78
CCR priority: 39.4 /100 (P4)
CVSS 3.1: 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.0093 · percentile 0.60356 · 2026-10-25
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-25 19:52:47.952465+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-25 19:51:06.643138+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-34109.html