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CVE-2026-92707 MessagePack-CSharp MessagePack-CSharp

MessagePack for C# is a MessagePack serializer for C#. Prior to 2.5.303 and 3.1.9, deserializing attacker-controlled MessagePack data as System.Object through PrimitiveObjectFormatter can cause excessive memory allocation. The formatter allocates an object[]…

CVSS
5.3 Medium
EPSS
0.7%
Percentile
53
Published
2026-10-15
Force
4 of 12

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE-1325

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