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.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Mediawiki | Mediawiki | * | 1.27.6 (excluding) |
| Mediawiki | Mediawiki | 1.30.0 (including) | 1.30.2 (excluding) |
| Mediawiki | Mediawiki | 1.31.0 (including) | 1.31.2 (excluding) |
| Mediawiki | Mediawiki | 1.32.0 (including) | 1.32.2 (excluding) |