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VulnerabilityPublished

github.com/pterodactyl/wings · Pterodactyl Wings: Chmod operation can be used to change permissions of files outside of the server container

Affects github.com/pterodactyl/wingsSource GCVE Database

0

CVSS 5.0 Medium : upgrade to 1.12.2 when convenient.

Data as of 26 Jun 2026, 22:07 UTC

CVSS 3.1 base score
5.0Medium
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 1.12.2
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N

What to do

Upgrade github.com/pterodactyl/wings to 1.12.2.

Affected software

ProductAffectedFixed in
Gogithub.com/pterodactyl/wingsAffected
  • >=1.11.9 <1.12.2
Fixed in
  • 1.12.2

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

If you cannot patch yet, restrict access to the Wings service to trusted users only and monitor for suspicious symlink creation or chmod operations. Avoid running Wings with elevated privileges that could increase the impact of this vulnerability.

Description

A vulnerability in Pterodactyl Wings allows changing file permissions outside the server container by exploiting symlinks. The function responsible for changing file permissions does not prevent following symlinks, enabling modification of host files' permissions. This affects versions from 1.11.9 up to but not including 1.12.2.

References

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