CVE-2026-64804: webstorm before 2026.2.0 (exclusive); +1 more affected products

CVE-2026-64804. CVSS 3.1 base score 8.4 (HIGH, Vendor/CNA). EPSS 0.00192 (percentile 0.0837), scored 22-Oct-2026.

Affected technology

webstorm · before 2026.2.0 (exclusive)
jetbrains

WebStorm · 0 to before 2026.2
JetBrains

Description’s affected range: before 2026.2 arbitrary code execution was possible before granting project trust via project-local linter tooling

Component: Not specified by the source

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

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 8.4/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 24-Oct-2026 15:08 UTC

CWE: CWE-829
CCR priority: 33.6 /100 (P4)
CVSS 3.1: 8.4 /10 · CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.00192 · percentile 0.08361 · 2026-10-24
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-24 15:09:16.138216+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-24 15:07:27.951960+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-64804.html