Vulnerability · Published Jul 31, 2026 · Assigned by GitHub_M
CVE-2026-52857Wings: Maliciously or erroneously created parsed config files can cause wings process to OOM
Medium 5.5
In plain English
A medium-severity uncontrolled resource consumption in wings from pterodactyl. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
Wings is the server control plane for Pterodactyl, a free, open-source game server management panel. Prior to 1.13.0, unbounded json, yaml, and xml configuration-file parsers in parser.go can process an oversized non-file parser configuration file and exhaust Wings process memory. This issue is fixed in version 1.13.0.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | github.com/pterodactyl/wings | 1.13.0 | GHSA-q6hh-gp44-4hcm |
| Go | github.com/pterodactyl/wings | 1.13.0 | GO-2026-6159 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| pterodactyl | wings | < 1.13.0 |
Weakness: CWE-400 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H