VulnerabilityDeferred

CVE-2026-44302

This vulnerability is fixed in 1.3.1.

HIGH 7.5EPSS 0.26%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Snappier is a high performance C# implementation of the Snappy compression algorithm. Prior to 1.3.1, Snappier.SnappyStream enters an uncatchable infinite loop when decompressing a malformed framed-format Snappy stream as small as 15 bytes. This vulnerability is fixed in 1.3.1.

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.26% probability · 18th percentile
CISA KEV: Not listed
Weakness: CWE-835
Source: security-advisories@github.com

References

https://github.com/brantburnett/Snappier/security/advisories/GHSA-pggp-6c3x-2xmx
https://github.com/brantburnett/Snappier/security/advisories/GHSA-pggp-6c3x-2xmx

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.