Answer in brief
CVE-2026-52856 records a High severity security vulnerability in Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service. The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
Answer in brief
CVE-2026-52856 records a High severity security vulnerability in Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service. The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
Update github.com/pterodactyl/wings to 1.13.0 if you use the affected versions. Test the change in a non-production environment first.
Local check
hol-guard supply-chain scanVulnerability describes the vulnerability class recorded for this advisory. The current record does not mark CVE-2026-52856 as known exploited; continue to monitor the source for status changes. The feed includes package mappings that can be checked against lockfiles and deployed manifests.
| Package | Affected range | Fixed version |
|---|---|---|
| github.com/pterodactyl/wingsgo | <1.13.0 | 1.13.0 |
Fixed versions are reported by the source feed; confirm compatibility before updating.
Reported by GitHub Security Advisories (ghsa).
CVE-2026-52856 records a High severity security vulnerability in Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service. The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
The source record does not mark it as known exploited.
Check lockfiles and deployed manifests for github.com/pterodactyl/wings.
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL GuardUpdate github.com/pterodactyl/wings to 1.13.0 if you use the affected versions. Test the change in a non-production environment first.
Local check
hol-guard supply-chain scanVulnerability describes the vulnerability class recorded for this advisory. The current record does not mark CVE-2026-52856 as known exploited; continue to monitor the source for status changes. The feed includes package mappings that can be checked against lockfiles and deployed manifests.
| Package | Affected range | Fixed version |
|---|---|---|
| github.com/pterodactyl/wingsgo | <1.13.0 | 1.13.0 |
Fixed versions are reported by the source feed; confirm compatibility before updating.
Reported by GitHub Security Advisories (ghsa).
CVE-2026-52856 records a High severity security vulnerability in Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service. The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
The source record does not mark it as known exploited.
Check lockfiles and deployed manifests for github.com/pterodactyl/wings.
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL Guard### Summary A maliciously crafted packet received & parsed during the SFTP connection handshake will cause a Go panic. ### Impact All wings users with an open SFTP port. ### Workarounds Close SFTP port.
### Summary A maliciously crafted packet received & parsed during the SFTP connection handshake will cause a Go panic. ### Impact All wings users with an open SFTP port. ### Workarounds Close SFTP port.