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

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2026-13493
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-28 13:16:51 UTC
Updated2026-06-28 13:16:51 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v4.0 1.3 LOW from [email protected]

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Problem Types: CWE-99 | CWE-99 Improper Control of Resource Identifiers

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary1.3LOWCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED2.3LOWCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
3.1[email protected]Primary3.1LOWCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
3.1CNADECLARED3.1LOWCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
3.0CNADECLARED3.1LOWCVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
2.0[email protected]Secondary2.1AV:N/AC:H/Au:S/C:P/I:N/A:N
2.0CNADECLARED2.1AV:N/AC:H/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
High
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA AIDC-AI ComfyUI-Copilot affected 2.0.0 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.1 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.2 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.3 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.4 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.5 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.6 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.7 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.8 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.9 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.10 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.11 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.12 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.13 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.14 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.15 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.16 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.17 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.18 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.19 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.20 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.21 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.22 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.23 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.24 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.25 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.26 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.27 Not specified
CNA AIDC-AI ComfyUI-Copilot affected 2.0.28 Not specified

References

ReferenceSourceLinkTags
vuldb.com/vuln/374489/cti [email protected] vuldb.com
vuldb.com/vuln/374489 [email protected] vuldb.com
vuldb.com/submit/838497 [email protected] vuldb.com
github.com/AIDC-AI/ComfyUI-Copilot/pull/150 [email protected] github.com
vuldb.com/cve/CVE-2026-13493 [email protected] vuldb.com
github.com/AIDC-AI/ComfyUI-Copilot [email protected] github.com
github.com/AIDC-AI/ComfyUI-Copilot/issues/149 [email protected] github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: dem0000 (VulDB User) (en)

CNA: VulDB CNA Team (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-06-27T00:00:00.000ZAdvisory disclosed
CNA2026-06-27T02:00:00.000ZVulDB entry created
CNA2026-06-27T19:08:12.000ZVulDB entry last update
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