CVE-2026-52856

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

Published Jul 31, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Wings is the server control plane for Pterodactyl, a free, open-source game server management panel. Prior to 1.13.0, a malformed packet received during the SFTP connection handshake causes a Go panic. This issue is fixed in version 1.13.0.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-ghrq-5wpp-hxx5 Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service
History
Type Values Removed Values Added
First Time appeared Pterodactyl
Pterodactyl wings
Vendors & Products Pterodactyl
Pterodactyl wings
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Wings is the server control plane for Pterodactyl, a free, open-source game server management panel. Prior to 1.13.0, a malformed packet received during the SFTP connection handshake causes a Go panic. This issue is fixed in version 1.13.0.
Title Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service
Weaknesses CWE-129
CWE-248
CWE-617
CWE-755
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jul 31, 2026, 6:57 PM
Reserved
Jun 8, 2026, 6:41 PM
Status
Deferred
Published
Jul 31, 2026, 5:16 PM
Modified
Oct 23, 2026, 11:10 PM