CVE-2021-35210: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
(updated )
Contao 4.5.x through 4.9.x before 4.9.16, and 4.10.x through 4.11.x before 4.11.5, allows XSS. 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.
References
- contao.org/en/security-advisories/cross-site-scripting-in-the-system-log-2021.html
- github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2021-35210.yaml
- github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2021-35210.yaml
- github.com/advisories/GHSA-h58v-c6rf-g9f7
- github.com/contao/contao/security/advisories/GHSA-h58v-c6rf-g9f7
- nvd.nist.gov/vuln/detail/CVE-2021-35210
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