CVE-2026-100382
Critical
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.
SeverityCritical
CVSS10.0
Exploit probability—
ProductMediawiki - ExternalData Extension
PublishedSep 25, 2026
First seenSep 25, 2026
Weakness typeCWE-78OS command injection
How to fix
Update
- Wikimedia Foundation Mediawiki - ExternalData Extension3.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Wikimedia Foundation Mediawiki - ExternalData Extension | v < 3.7 | 3.7 |
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