PT-2026-66783 · Pterodactyl · Wings

CVE-2026-52856 · Published 2026-07-31 · Updated 2026-07-31

Mitre

CVSS v3.1

7.5

High

Base vector

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

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.

Fix

Improper Validation of Array Index

Improper Handling of Exceptional Conditions

Assertion Failure

Weakness Enumeration

CWE-129

CWE-755

CWE-617

CWE-248

Related Identifiers

CVE-2026-52856

Affected Products

Wings

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-52856 · Security Note
• https://github.com/pterodactyl/wings/commit/8e49c7c0eda815d3ada171831876a1c14c493026 · Note
• https://github.com/pterodactyl/wings/releases/tag/v1.13.0 · Note
• https://github.com/pterodactyl/wings/security/advisories/GHSA-ghrq-5wpp-hxx5 · Note