Out-of-bounds Read The advisory has been revoked - it doesn't affect any version of package github.com/shamaton/msgpack/v2/ext (opens in a new tab)
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Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOMSHAMATONMSGPACKV2EXT-15812295
- published30 Mar 2026
- disclosed23 Mar 2026
- creditUnknown
Introduced: 23 Mar 2026
CVE NOT AVAILABLE CWE-125 (opens in a new tab)Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade github.com/shamaton/msgpack/v2/ext to version 2.4.1 or higher.
Amendment
This was deemed not a vulnerability.
Overview
Affected versions of this package are vulnerable to Out-of-bounds Read due to improper validation of input in the fixext process. An attacker can cause the application to panic and terminate unexpectedly by sending specially crafted MessagePack data.