# Snappier (NuGet) vulnerabilities

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

## At a glance

- Latest release: 1.3.1 (Apr 28, 2026): no advisory affects it
- Newest unaffected release: 1.3.1 (Apr 28, 2026), the latest release
- Releases: 16 since 1.0.0 (Jan 23, 2021)
- Registry: https://www.nuget.org/packages/Snappier
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-44302: 1.0.0-beta001 to 1.3.0 (1.3.1 is outside it)
- CVE-2023-28638: 1.1.0 (1.1.1 is outside it)

## Advisories (2)

### [CVE-2026-44302](https://cve.now/CVE-2026-44302): Snappier: Infinite loop in SnappyStream decompression on malformed framed input

- Severity: High 7.5
- Published: May 12, 2026
- Affected: fixed in 1.3.1.
- Fixed in 1.3.1 (released Apr 28, 2026, 14 days before disclosure).
- The latest release, 1.3.1, is not affected.

### [CVE-2023-28638](https://cve.now/CVE-2023-28638): Stack references to locations outside buffers may become invalid if they exist during a GC compaction in Snappier

- Severity: High 7.0
- Published: Mar 27, 2023
- Affected: from 1.1.0, fixed in 1.1.1.
- Fixed in 1.1.1 (released Mar 27, 2023, the day of disclosure).
- The latest release, 1.3.1, is not affected.

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