CVE-2026-52856

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

State: Published
Severity: 7.5 High
Published: Jul 31, 2026
Updated: Jul 31, 2026
Reserved: Jun 8, 2026

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.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-248 Uncaught Exception
CWE-617 Reachable Assertion
CWE-129 Improper Validation of Array Index
CWE-755 Improper Handling of Exceptional Conditions

Affected Products

Product	Versions
wingspterodactyl	< 1.13.0Affected

References

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