CVEvulnerability

CVE-2026-106971

Published 2026-10-28 Modified 2026-10-29 Official page ↗

Status: Deferred
Published: 2026-10-28
Last modified: 2026-10-29
Assigner: [email protected]

Description

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

References

https://github.com/diptendukar/security-advisories/blob/main/CVE-2026-106971.md github.com
https://github.com/rybakit/msgpack.php github.com
https://github.com/rybakit/msgpack.php/releases/tag/v0.11.0 github.com