What is GHSA-ghrq-5wpp-hxx5?

GHSA-ghrq-5wpp-hxx5 is a security advisory published by GitHub Security Advisories with High severity. Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service

Which CVE IDs does GHSA-ghrq-5wpp-hxx5 cover?

GHSA-ghrq-5wpp-hxx5 covers the following CVE IDs: CVE-2026-52856. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-ghrq-5wpp-hxx5?

GHSA-ghrq-5wpp-hxx5 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

Which products are affected by GHSA-ghrq-5wpp-hxx5?

GHSA-ghrq-5wpp-hxx5 affects 1 product, including: go/github.com/pterodactyl/wings:\u003c 1.13.0.

GHSA-ghrq-5wpp-hxx5HighCVSS 7.5

Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service

Vendor

GitHub Security Advisories

Published

July 31, 2026

Last Modified

July 31, 2026

🔗 CVE IDs covered (1)

CVE-2026-52856 →

📋 Description

Summary

A maliciously crafted packet received & parsed during the SFTP connection handshake will cause a Go panic.

Impact

All wings users with an open SFTP port.

Workarounds

Close SFTP port.

🎯 Affected products1

go/github.com/pterodactyl/wings:< 1.13.0

🔗 References (4)

https://github.com/pterodactyl/wings/security/advisories/GHSA-ghrq-5wpp-hxx5
https://github.com/pterodactyl/wings/commit/8e49c7c0eda815d3ada171831876a1c14c493026
https://github.com/pterodactyl/wings/releases/tag/v1.13.0
https://github.com/advisories/GHSA-ghrq-5wpp-hxx5