ME
Product
Messagepack
by Msgpack · last CVE Jul 30, 2026
3
CVEs
0
On KEV
7.5
Max CVSS
0
New 30D
Severity mix
Critical 0High 2Medium 1Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-57585
7.5
0%
Jun 30
MessagePack: Out-of-bounds read/crash on Unpacker reuse after caught error
Affected: before 1.2.1
CVE-2026-21452
7.5
1%
Jan 2
MessagePack-Java Vulnerable to Remote Denial of Service via Malicious .msgpack Model File Triggering Unbounded EXT Payload Allocation
Affected: 0.9.10
CVE-2026-54522
5.4
0%
Jul 30
MessagePack::Buffer#clear Use-After-Free that Enables Cross-Buffer Disclosure
Affected: before 1.8.2
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