# github.com/shamaton/msgpack/v2 (Go) vulnerabilities

2 known vulnerabilities (2 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: v2.4.5 (Nov 8, 2026): no advisory affects it
- Newest unaffected release: v2.4.5 (Nov 8, 2026), the latest release
- Releases: 17 since v2.0.0 (Feb 15, 2021)
- Registry: https://pkg.go.dev/github.com/shamaton/msgpack/v2
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-32284: v2.0.0 to v2.4.0 (v2.4.1 is outside it)
- CVE-2022-41719: v2.0.0 to v2.1.0 (v2.1.1 is outside it)

## Advisories (2)

### [CVE-2026-32284](https://cve.now/CVE-2026-32284): Denial of service in github.com/shamaton/msgpack

- Severity: High 7.5
- Published: Mar 26, 2026
- Affected: through 2.4.0; fixed in 2.4.1.
- Fixed in v2.4.1 (released May 14, 2026, 49 days after disclosure).
- The latest release, v2.4.5, is not affected.

### [CVE-2022-41719](https://cve.now/CVE-2022-41719): Panic in github.com/shamaton/msgpack/v2

- Severity: High 7.5
- Published: Nov 10, 2022
- Affected: fixed in 2.1.1; fixed in 2.1.1.
- Fixed in v2.1.1 (released Oct 21, 2022, 20 days before disclosure).
- The latest release, v2.4.5, is not affected.

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