CVE-2026-53553 Goploy: Arbitrary File Read via Path Traversal in /deploy/fileDiff allows Remote Server Compromise
Attackers can read arbitrary files via path traversal in Goploy, potentially leading to remote server compromise.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-53553?
CVE-2026-53553 is a high-severity path traversal vulnerability in zhenorzz goploy, published on 31 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Goploy is an open-source automation deployment system. Prior to version 1.18.0, a severe path traversal vulnerability exists in its backend API endpoints, specifically /deploy/fileDiff (File Compare), when handling file paths provided by the client. This issue has been patched in version 1.18.0.
Which versions are affected by CVE-2026-53553?
How do I fix CVE-2026-53553?
Upgrade to a fixed version.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-53553 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-53553 exists.