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3 December 2021

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

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All Critical High Medium Low Exploited only Public exploit

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  • High 8.8
    CVE-2021-43415

    Improper Authentication in HashiCorp Nomad

    HashiCorp Nomad and Nomad Enterprise up to 1.0.13, 1.1.7, and 1.2.0, with the QEMU task driver enabled, allowed authenticated users with job submission capabilities to bypass the configured allowed image paths. Fixed in 1.0.14, 1.1.8, and 1.2.1.

    nomad github.com/hashicorp/nomad nomad Ubuntu Alpine Go
  • 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