CVE-2024-2753

Summary

CVE-2024-2753 is a stored Cross-Site Scripting (XSS) vulnerability affecting Concrete CMS versions 9.x before 9.2.8 and 8.x prior to 8.5.16. Malicious scripts can be injected into the Calendar Color Settings screen due to insufficient input validation. This issue allows attackers, typically rogue administrators, to execute malicious JavaScript codes when users visit the affected page. The vulnerability carries a CVSS v3.1 base score of 2.0, with a high level of attack complexity for an attacker (AV:N), high privilege requirements (AC:H), and user interaction (UI:R). The security impact includes low confidentiality (C:L), no integrity impact (I:N), and no availability impact (A:N). This flaw was reported by Rikuto Tauchi.

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