Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service
Priority MEDIUM 40CWE-129Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-129 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00609 49th percentileScored 2026-11-08
Fix Fixed wings (pterodactyl): 1.13.0github.com/pterodactyl/wings (Go): 1.13.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| pterodactyl | wings | before 1.13.0 | 1.13.0 | Patch available | CNA |
| — | github.com/pterodactyl/wings (Go) | before 1.13.0 | 1.13.0 | Patch available | GHSA-ghrq-5wpp-hxx5 |
- wings Vendorpterodactyl Affected before 1.13.0 Fixed in 1.13.0 Patch available CNA
- github.com/pterodactyl/wings (Go) Vendor— Affected before 1.13.0 Fixed in 1.13.0 Patch available GHSA-ghrq-5wpp-hxx5
CPE names Threatist (inferred) · 1
Inferred from how NVD named this product before; not given by a source.
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:pterodactyl:wings:*:*:*:*:*:*:*:* | — | — | pterodactyl |
- cpe:2.3:a:pterodactyl:wings:*:*:*:*:*:*:*:* Versions — — ·pterodactyl
Remediation
- Fix · CNA wings (pterodactyl) Fixed in 1.13.0
- Fix · GHSA-ghrq-5wpp-hxx5 github.com/pterodactyl/wings (Go) Fixed in 1.13.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2026-52856
- 2026-10-03 Alias added: GHSA-ghrq-5wpp-hxx5
References
More pterodactyl vulnerabilities
- TI-2025-31212 Pterodactyl Panel Allows Unauthenticated Arbitrary Remote Code Execution CVSS 3.1CRITICAL 10.0
- TI-2024-17963 Improper isolation of server file access in github.com/pterodactyl/wings CVSS 3.1CRITICAL 10.0
- TI-2026-17479 Endless reprocessing/reupload of activity log data due to SQLite max parameters limit not being considered CVSS 4.0HIGH 8.3
- TI-2026-58966 Pterodactyl Panel before 1.14.1 Privilege Escalation via Schedule Tasks CVSS 4.0HIGH 8.7
- TI-2026-44131 Resource allocation without limits in pterodactyl panel CVSS 3.1HIGH 7.5
- TI-2026-39427 Pterodactyl's improper JWT scoping allows subuser to upload files when not explicitly granted `file.create` permissions CVSS 3.1HIGH 8.1
Sources
- CVE-2026-52856 · CVE Program
- CVE-2026-52856 · NVD
- FIRST EPSS
- GHSA-ghrq-5wpp-hxx5 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences