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Cvelist
Cvelist
added 2026/06/22 9:9 p.m.28 views

CVE-2026-48516 MessagePack-CSharp: InterfaceLookupFormatter bypasses collision-resistant comparer settings

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, InterfaceLookupFormatter constructs an internal Dictionary with the default equality comparer instead of the security-aware comparer supplied by options.Security.GetEqualityComparer. This formatter omission allows...

6.3CVSS0.00231EPSS
SaveExploits0References1
OSV
OSV
added 2026/06/22 9:9 p.m.6 views

CVE-2026-48516 MessagePack-CSharp: InterfaceLookupFormatter bypasses collision-resistant comparer settings

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, InterfaceLookupFormatter constructs an internal Dictionary with the default equality comparer instead of the security-aware comparer supplied by options.Security.GetEqualityComparer. This formatter omission allows...

6.3CVSS6AI score0.00231EPSS
SaveExploits0References3
ATTACKERKB
ATTACKERKB
added 2026/06/22 9:9 p.m.5 views

CVE-2026-48516

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, InterfaceLookupFormatter constructs an internal Dictionary with the default equality comparer instead of the security-aware comparer supplied by options.Security.GetEqualityComparer. This formatter omission allows...

7.5CVSS5.8AI score0.00231EPSS
SaveExploits0References2Affected Software1
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