CVE-2026-13493

LOW

AIDC-AI ComfyUI-Copilot Workflow Checkpoint Restore conversation_api.py resource injection

Title source: cna
STIX 2.1

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.

References (7)

Core 7
Core References
Vdb Entry vdb-entry
VDB-374489 | AIDC-AI ComfyUI-Copilot Workflow Checkpoint Restore conversation_api.py resource injection
https://vuldb.com/vuln/374489
Signature, Permissions Required signature permissions-required
VDB-374489 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/374489/cti
Third Party Advisory third-party-advisory
CVE-2026-13493 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-13493
Third Party Advisory third-party-advisory
Submit #838497 | AIDC-AI ComfyUI-Copilot 2.0.28 Insecure Direct Object Reference (IDOR) / Cross-Tenant Data Expo
https://vuldb.com/submit/838497

Scores

CVSS v3 3.1
EPSS 0.0023
EPSS Percentile 14.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-99
Status published
Products (29)
AIDC-AI/ComfyUI-Copilot 2.0.0
AIDC-AI/ComfyUI-Copilot 2.0.1
AIDC-AI/ComfyUI-Copilot 2.0.10
AIDC-AI/ComfyUI-Copilot 2.0.11
AIDC-AI/ComfyUI-Copilot 2.0.12
AIDC-AI/ComfyUI-Copilot 2.0.13
AIDC-AI/ComfyUI-Copilot 2.0.14
AIDC-AI/ComfyUI-Copilot 2.0.15
AIDC-AI/ComfyUI-Copilot 2.0.16
AIDC-AI/ComfyUI-Copilot 2.0.17
... and 19 more
Published Jun 28, 2026
Tracked Since Jun 28, 2026