| Package | Affected versions | Patched versions |
|---|---|---|
| silverstripe/cms | ≥ 4.0.0, < 4.11.3 | 4.11.3 |
| silverstripe | ≥ 3.0.0, < 4.11.3 | 4.11.3 |
A malicious content author could create a custom meta tag and execute an arbitrary JavaScript payload. This would require convincing a legitimate user to access a page and enter a custom keyboard shortcut. This requires CMS access to exploit.
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