CVE-2026-13493 AIDC-AI ComfyUI-Copilot Workflow Checkpoint Restore conversation_api.py resource injection
Remote attackers can manipulate resource identifiers in the workflow checkpoint restore handler to access or modify unauthorized files.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-13493?
CVE-2026-13493 is a low-severity path traversal vulnerability in AIDC-AI ComfyUI-Copilot, published on 28 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A flaw has been found in AIDC-AI ComfyUI-Copilot up to 2.0.28. This issue affects some unknown processing of the file backend/controller/conversation_api.py of the component Workflow Checkpoint Restore Handler. Executing a manipulation can lead to improper control of resource identifiers. The attack may be performed from remote. A high complexity level is associated with this attack. The exploitability is assessed as difficult. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.
Weakness: CWE-99
Which versions are affected by CVE-2026-13493?
How do I fix CVE-2026-13493?
No fix has been published for CVE-2026-13493 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-13493 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-13493 exists.
Sources
Also known as GHSA-cjxx-6mf8-hqmw.