Craft is a flexible, user-friendly CMS for creating custom digital experiences on the web and beyond. This is an remote code execution (RCE) vulnerability that affects Craft 4 and 5 installs where your security key has already been compromised. Anyone running an unpatched version of Craft with a compromised security key is affected. This vulnerability has been patched in Craft 5.5.8 and 4.13.8. Users who cannot update to a patched version, should rotate their security keys and ensure their privacy to help migitgate the issue.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| craftcms/cms(Packagist) | 5.0.0-RC1 | 5.5.8 | N/A |
| craftcms/cms(Packagist) | 4.0.0-RC1 | 4.13.8 | N/A |
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