CyberSecBulletin

AArnott vulnerabilities

We track 1 vulnerability in AArnott products. 1 is rated high or critical, and none are known to be exploited. The most recent was published on May 14, 2026.

1vulnerabilities
0critical
1high
0exploited
7.5average CVSS score

Latest AArnott vulnerabilities

  • 7.5 High severity

    Nerdbank.MessagePack: Memory Allocation with Excessive Size Value

    CVE-2026-44375AArnott

    Nerdbank.MessagePack is a NativeAOT-compatible MessagePack serialization library. Prior to 1.1.62, Nerdbank.MessagePack contains an uncontrolled stack allocation vulnerability in DateTime decoding. A malicious MessagePack payload can declare an oversized times