CVE-2026-100382

CriticalCVSS 10.0/10Last modified Sep 28, 2026

Description

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Wikimedia Foundation Mediawiki - ExternalData Extension allows OS Command Injection.

This issue affects Mediawiki - ExternalData Extension: from * before 3.7.

Metrics

CVSS 4.0 10.0/10CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weakness enumeration

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
Wikimedia FoundationMediawiki - ExternalData Extension< 3.7

References

Timeline

Published
Sep 25, 2026
Last modified
Sep 28, 2026
NVD status
Awaiting Analysis

Related CVEs from 2026

CVE-2026-1003834.8Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki CVE-2026-1003867.5The Ultra Addons for Contact Form 7 plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 3.5.54 vCVE-2026-1003878.1pgPointcloud through 1.2.5 contains a heap out-of-bounds read vulnerability in dimensional patch WKB deserialization that allows authenticatCVE-2026-1003885.4RustDesk versions before 1.5.0 fail to properly validate file transfer permissions on incoming file clipboard messages in the Cliprdr messagCVE-2026-1003898.1GestSup versions before 3.2.62 contain a remote code execution vulnerability in the basic IMAP connector's attachment handling that fails toCVE-2026-100394.9The Frontend Admin by DynamiApps plugin for WordPress is vulnerable to generic SQL Injection via the 'order' parameter in all versions up toCVE-2026-1003907.4Zoraxy versions 3.2.3 through 3.3.4 fail to properly parse IPv6 addresses in the RemoteAddr field when setting forwarded headers. UnauthentiCVE-2026-1003918.2MediaFlow Proxy through 2.4.9 contains a server-side request forgery vulnerability in the /proxy routes due to missing and incomplete destinCVE-2026-1003927.0InvoicePlane is a self-hosted open source application for managing invoices, clients, and payments. In version 1.7.2, Users::form() performsCVE-2026-1003946.5Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From 2.2.7 until 2.2.11, ServiceSentinel.worCVE-2026-1003956.8LXC is a userspace interface for the Linux kernel containment features used to create and manage system containers. In LXC 7.0.0 and earlierCVE-2026-10045.3The Essential Addons for Elementor plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to and including
CVE-2026-100382: Critical severity, CVSS 10.0 | Vulnix