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GHSA-6vfg-8ppv-h5hg

MediaWiki Incorrect Access Control vulnerability

Source: GitHub Advisory Database (reviewed) Moderate CVE-2019-12467

Packages

EcosystemPackageAffectedFixed in
Packagist mediawiki/core < 1.27.6 1.27.6
Packagist mediawiki/core >= 1.30.0, < 1.30.2 1.30.2
Packagist mediawiki/core >= 1.31.0, < 1.31.2 1.31.2
Packagist mediawiki/core >= 1.32.0, < 1.32.2 1.32.2

Details

As written in the advisory (Markdown source, shown as plain text).

MediaWiki through 1.32.1 has Incorrect Access Control (issue 1 of 3). A spammer can use Special:ChangeEmail to send out spam with no rate limiting or ability to block them. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

References

External links from the advisory. They lead to third-party sites.