CVE-2023-44766

Summary

CVE-2023-44766 is a Cross Site Scripting (XSS) vulnerability identified in Concrete CMS version 9.2.1. An attacker can exploit this issue by injecting malicious scripts into the SEO - Extra from Page Settings feature. Although the vendor disagrees, asserting that only administrators have the capability to modify this SEO-related header, the ability to insert JavaScript in this manner can potentially be used for code execution. This vulnerability poses a serious security risk if an admin account is compromised.

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