CVE-2026-106971

None

CVSS

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EPSS

0.2%

Published

Oct 28, 2026

CISA due date

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The record

An integer overflow in the MessagePack\BufferUnpacker component of rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service via crafted MessagePack input when the application runs on 32-bit PHP

Affected packages

Ecosystem	Package	Introduced	Fixed