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  5. GHSA-jqc5-2p7q-fqfc

GHSA-jqc5-2p7q-fqfc: Hysteria: http large header with sniff cause server DoS

June 26, 2026

Sending an excessively large header by an attacker could lead to a server-side DoS attack.

References

  • github.com/advisories/GHSA-jqc5-2p7q-fqfc
  • github.com/apernet/hysteria/security/advisories/GHSA-jqc5-2p7q-fqfc

Code Behaviors & Features

Detect and mitigate GHSA-jqc5-2p7q-fqfc with GitLab Dependency Scanning

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Affected versions

All versions before 2.9.2

Fixed versions

  • 2.9.2

Solution

Upgrade to version 2.9.2 or above.

Impact 7.5 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-770: Allocation of Resources Without Limits or Throttling

Source file

go/github.com/apernet/hysteria/GHSA-jqc5-2p7q-fqfc.yml

Spotted a mistake? Edit the file on GitLab.

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