PT-2026-33659 · Comfyui · Comfyui

Eric-C · Published 2026-04-20 · Updated 2026-04-20 · CVE-2026-6590

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions ComfyUI versions prior to 0.13.0

Description A path traversal issue exists in the Model Preview Endpoint within the get model preview() function of the app/model manager.py file. This flaw allows a remote attacker to manipulate file paths to access unauthorized directories.

Recommendations Update to a version later than 0.13.0. As a temporary workaround, restrict access to the get model preview() function until a patch is applied.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2026-6590

Affected Products

Comfyui

References · 6

• 🔥 https://gist.github.com/YLChen-007/b46c4cfef1643df14ed73e278129af2c · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-6590 · Security Note
• https://vuldb.com/vuln/358225 · Note
• https://vuldb.com/submit/791109 · Note
• https://twitter.com/VulmonFeeds/status/2046041878420754442 · Twitter Post
• https://vuldb.com/vuln/358225/cti · Note