High severityNVD Advisory· Published Jul 31, 2026· Updated Jul 31, 2026
Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service
CVE-2026-52856
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.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/pterodactyl/wingsGo | < 1.13.0 | 1.13.0 |
Affected products
1- Range: <1.13.0
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-ghrq-5wpp-hxx5ghsaADVISORY
- github.com/pterodactyl/wings/commit/8e49c7c0eda815d3ada171831876a1c14c493026ghsax_refsource_MISCWEB
- github.com/pterodactyl/wings/releases/tag/v1.13.0ghsax_refsource_MISCWEB
- github.com/pterodactyl/wings/security/advisories/GHSA-ghrq-5wpp-hxx5ghsax_refsource_CONFIRMWEB
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