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Electron CVE-2018-1000118

HIGH
OS Command Injection (CWE-78)
2018-03-07 cve@mitre.org
8.8
CVSS 3.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization OS command sanitization, avoid shell exec
MITRE ATT&CK

2 techniques across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 8.8 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required.

Exploit ScenarioDerived

A remote attacker could execute arbitrary operating system commands on the host by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 2.4% exploitation probability (EPSS)

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AnalysisAI

Github Electron version Electron 1.8.2-beta.4 and earlier contains a Command Injection vulnerability in Protocol Handler that can result in command execute. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This OS Command Injection vulnerability could allow attackers to execute arbitrary operating system commands on the host.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.

Affected Packages

npm electron fix: 1.8.2-beta5

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in npm

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. Github Electron version Electron 1.8.2-beta.4 and earlier contains a Command Injection vulnerability in Protocol Handler that can result in command execute. This attack appear to be exploitable via the victim opening an electron protocol handler in their browser. This vulnerability appears to have been fixed in Electron 1.8.2-beta.5. This issue is due to an incomplete fix for CVE-2018-1000006, specifically the black list used was not case insensitive allowing an attacker to potentially bypass it. Affected products include: Electronjs Electron.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.8 HIGH
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

Github Electron version Electron 1.8.2-beta.4 and earlier contains a Command Injection vulnerability in Protocol Handler that can result in command execute. This attack appear to be exploitable via the victim opening an electron protocol handler in their browser. This vulnerability appears to have been fixed in Electron 1.8.2-beta.5. This issue is due to an incomplete fix for CVE-2018-1000006, specifically the black list used was not case insensitive allowing an attacker to potentially bypass it.

Threat Intelligence Overview

EPSS Score
2.4%
Top 18% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 2.4%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

46
Low Medium High Critical
KEV: 0
EPSS: +2
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)NVD

cpe:2.3:a:electronjs:electron:*:*:*:*:*:*:*:*
cpe:2.3:a:electronjs:electron:1.8.2:beta.1:*:*:*:*:*:*
cpe:2.3:a:electronjs:electron:1.8.2:beta.2:*:*:*:*:*:*
cpe:2.3:a:electronjs:electron:1.8.2:beta.3:*:*:*:*:*:*
cpe:2.3:a:electronjs:electron:1.8.2:beta.4:*:*:*:*:*:*
CVE-2018-1000006 HIGH POC
8.8 Jan 24

GitHub Electron versions 1.8.2-beta.3 and earlier, 1.7.10 and earlier, 1.6.15 and earlier has a vulnerability in the pro

CVE-2025-68669 CRITICAL POC
9.6 Dec 23

Remote code execution in 5ire 0.15.2 and earlier arises because the desktop AI assistant renders Mermaid diagrams with s

CVE-2025-67744 CRITICAL POC
9.6 Dec 16

Cross-site scripting in DeepChat's Mermaid diagram renderer escalates to full remote code execution on affected desktop

CVE-2025-66481 CRITICAL POC
9.6 Dec 09

Remote code execution in DeepChat 0.5.1 and below is possible through a cross-site scripting flaw in Mermaid diagram ren

CVE-2026-93922 HIGH POC
8.6 Sep 18

Stored cross-site scripting in SiYuan through 3.8.4 lets an attacker who can set a notebook name containing an HTML payl

CVE-2017-12581 HIGH POC
8.1 Aug 06

GitHub Electron before 1.6.8 allows remote command execution because of a nodeIntegration bypass vulnerability. Rated hi

CVE-2018-15685 HIGH POC
8.1 Aug 23

GitHub Electron 1.7.15, 1.8.7, 2.0.7, and 3.0.0-beta.6, in certain scenarios involving IFRAME elements and "nativeWindow

CVE-2018-1000136 HIGH POC
8.1 Mar 23

Electron version 1.7 up to 1.7.12; 1.8 up to 1.8.3 and 2.0.0 up to 2.0.0-beta.3 contains an improper handling of values

CVE-2024-39698 HIGH POC
7.5 Jul 09

electron-updater allows for automatic updates for Electron apps. Rated high severity (CVSS 7.5), this vulnerability is r

CVE-2026-70604 HIGH POC
7.4 Aug 05

Cross-origin read bypass in Electron's custom protocol handler exposes sensitive application data to remote pages via fe

CVE-2026-70611 MEDIUM POC
6.9 Aug 05

Native code execution outside the Chromium sandbox is achievable in Electron prior to 39.8.9, 40.9.2, 41.2.1, and 42.0.0

CVE-2020-4077 CRITICAL
9.9 Jul 07

In Electron before versions 7.2.4, 8.2.4, and 9.0.0-beta21, there is a context isolation bypass. Rated critical severity

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