GHSA-2rm7-xxx8-35jh
MediaWiki Cross-site Scripting (XSS)
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Packagist | mediawiki/core | >= 1.27.0, < 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 |
Details
As written in the advisory (Markdown source, shown as plain text).
Wikimedia MediaWiki 1.30.0 through 1.32.1 has XSS. Loading user JavaScript from a non-existent account allows anyone to create the account, and perform XSS on users loading that script. 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.
- https://nvd.nist.gov/vuln/detail/CVE-2019-12471
- https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-12471.yaml
- https://github.com/wikimedia/mediawiki
- https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html
- https://phabricator.wikimedia.org/T207603
- https://seclists.org/bugtraq/2019/Jun/12
- https://www.debian.org/security/2019/dsa-4460