CVE-2023-45889

Summary

CVE-2023-45889 is a new Universal Cross Site Scripting (UXSS) vulnerability affecting the ClassLink OneClick Extension up to version 10.8. This issue allows remote attackers to inject malicious JavaScript into any webpage, potentially stealing sensitive user data or taking control of user sessions. Notably, this vulnerability is a result of an incomplete fix for the previously disclosed CVE-2022-48612. Users are strongly encouraged to update their extension as soon as possible to mitigate the risk.

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