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.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| mediawiki/core(Packagist) | 0 | 1.27.6 | N/A |
| mediawiki/core(Packagist) | 1.30.0 | 1.30.2 | N/A |
| mediawiki/core(Packagist) | 1.31.0 | 1.31.2 | N/A |
| mediawiki/core(Packagist) | 1.32.0 | 1.32.2 | N/A |
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