GHSA-h58v-c6rf-g9f7

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GHSA-h58v-c6rf-g9f7

Summary: Cross site scripting in the system log

Details: ### Impact It is possible to inject code into the `tl_log` table that will be executed in the browser when the system log is called in the back end. ### Patches Update to Contao 4.9.16 or 4.11.5. ### Workarounds Disable the system log module in the back end for all users (especially admin users). ### References https://contao.org/en/security-advisories/cross-site-scripting-in-the-system-log-2021 ### For more information If you have any questions or comments about this advisory, open an issue in [contao/contao](https://github.com/contao/contao/issues/new/choose).

References: https://github.com/contao/contao/security/advisories/GHSA-h58v-c6rf-g9f7, https://nvd.nist.gov/vuln/detail/CVE-2021-35210, https://contao.org/en/security-advisories/cross-site-scripting-in-the-system-log-2021.html, https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2021-35210.yaml, https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2021-35210.yaml, https://github.com/contao/contao