Allocation of Resources Without Limits or Throttling Affecting github.com/apernet/hysteria/extras/v2/sniff package, versions <2.9.2
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Allocation of Resources Without Limits or Throttling vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-GOLANG-GITHUBCOMAPERNETHYSTERIAEXTRASV2SNIFF-17895091
- published8 Jul 2026
- disclosed7 Jul 2026
- creditUnknown
Introduced: 7 Jul 2026
CVE NOT AVAILABLE CWE-770 Â (opens in a new tab)Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade github.com/apernet/hysteria/extras/v2/sniff to version 2.9.2 or higher.
Overview
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the http process. An attacker can cause the server to become unresponsive by sending HTTP requests with excessively large headers, leading to resource exhaustion.