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3 December 2021

Vulnerabilities first published on this day (UTC), newest first.

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  • High 8.1
    CVE-2021-23758 Exploited Public exploit EPSS 83%

    Deserialization of Untrusted Data

    All versions of package ajaxpro.2 are vulnerable to Deserialization of Untrusted Data due to the possibility of deserialization of arbitrary .NET classes, which can be abused to gain remote code execution.

    AjaxNetProfessional NuGet
    KEV Aug 26, 2026