CVE-2026-52856

highpriority · track · 10EPSS 0.006 · 49 %ileexploit · PoCEUUS
grimoire priorityP1 · Urgent
Exploitable?
Public exploit
1 exploit · PoC
Likely / severe?
0.61% (49th) EPSS
CVSS 7.5 · high
Is it mine?
2 products
Check your exposure
Who says so?
3 sources
cnnvd · enisa_euvd · osv

EPSS · scored 2026-10-27

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.

01

cvss

Technical severity, 0–10. One row per scoring source.

7.5
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · security-advisories@github.comexploitability 3.9 · impact 3.6
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · OSV
v3.17.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Psecondary · CVSS-BT (t0sche)
02

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-129USCWE-129USCWE-20USCWE-248USCWE-248USCWE-400USCWE-617USCWE-617USCWE-755USCWE-755US
04

exploits (1)

Public proof-of-concept and weaponised exploit code.

05

affected products (2)

Products and version ranges known to be affected.

06

advisories (2)

Vendor and ecosystem advisories describing this.

  • GHSA-ghrq-5wpp-hxx5Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service2026-07-31ghsa · osvUS

    ### 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.

  • GO-2026-6156Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service in github.com/pterodactyl/wings2026-08-18vendor · osvUS

    Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service in github.com/pterodactyl/wings

07

also known as (5)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdosvNVDCVE.orgMITRE
published 2026-07-31modified 2026-10-23
09

references (10)

External citations — patches, advisories, analysis.

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