CVE-2026-100244
High
Description
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Mediawiki - CentralAuth Extension allows Excavation. This issue affects Mediawiki - CentralAuth Extension: from * before 1.46.1, 1.45.5, 1.43.10.
SeverityHigh
CVSS7.5
Exploit probability—
ProductMediawiki - CentralAuth Extension
PublishedSep 29, 2026
First seenSep 29, 2026
Weakness typeCWE-200Sensitive information exposure
How to fix
Update
- Wikimedia Foundation Mediawiki - CentralAuth Extension1.46.1, 1.45.5, 1.43.10 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Wikimedia Foundation Mediawiki - CentralAuth Extension | v < 1.46.1, 1.45.5, 1.43.10 | 1.46.1, 1.45.5, 1.43.10 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.