CVE-2024-21910
Cross-site scripting vulnerability in TinyMCE plugins
描述
### Impact A cross-site scripting (XSS) vulnerability was discovered in the URL processing logic of the `image` and `link` plugins. The vulnerability allowed arbitrary JavaScript execution when updating an image or link using a specially crafted URL. This issue only impacted users while editing and the dangerous URLs were stripped in any content extracted from the editor. This impacts all users who are using TinyMCE 5.9.2 or lower. ### Patches This vulnerability has been patched in TinyMCE 5.10.0 by improved sanitization logic when updating URLs in the relevant plugins. ### Workarounds To work around this vulnerability, either: - Upgrade to TinyMCE 5.10.0 or higher - Disable the `image` and `link` plugins ### Acknowledgements Tiny Technologies would like to thank Yakir6 for discovering this vulnerability. ### References https://www.tiny.cloud/docs/release-notes/release-notes510/#securityfixes ### For more information If you have any questions or comments about this advisory: * Email us at [infosec@tiny.cloud](mailto:infosec@tiny.cloud) * Open an issue in the [TinyMCE repo](https://github.com/tinymce/tinymce/issues)
如何修補 CVE-2024-21910
要修補 CVE-2024-21910,請將受影響套件升級到下列已修補版本。
- —升級至 5.10.0 或更新版本
- —升級至 5.10.0 或更新版本
- —升級至 5.10.0 或更新版本
CVE-2024-21910 正在被利用嗎?
低 — EPSS 為 1.0%,目前沒有觀察到大規模利用活動。
受影響套件(3)
- from 0, < 5.10.0
- from 0, < 5.10.0