gcdRadar
archive/Patch now/AIR-2026-1233
closedclosed 31 Jul 2026Patch now2 Disclosed vulnerabilityAI

CVE-2026-68771: ComfyUI Unsafe Deserialization in Training Dataset Node

ComfyUI

ComfyUI contains an unsafe deserialization vulnerability in the LoadTrainingDataset node allowing arbitrary code execution. Attackers can upload a crafted pickle file and trigger deserialization via workflow graphs.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

CVSS
9.8
EPSS
0.01 · top 33% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
31 Jul 2026
last update
31 Jul 2026
CVE ids
CVE-2026-68771other records

Timeline · 1

  1. 31 Jul 2026CVE-2026-68771: ComfyUI v0.23.0 contains an unsafe deserialization vulnerability in the LoadTrainingDataset node that allows unauthenticated…

Sources · 1

Advisories and databases

  1. 2026-07-31
    CVE-2026-68771: ComfyUI v0.23.0 contains an unsafe deserialization vulnerability in the LoadTrainingDataset node that allows unauthenticated…
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-68771

Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.

Classification

lane
Patch now
AI role
Attack on AI
categories
Infrastructure vulnerabilitySupply chain
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Framework / tooling
owasp llm top 10
LLM03:2025 Supply Chain
mitre atlas
AML.T0010 AI Supply Chain Compromise
tags
deserializationrce
dates
happened 31 Jul 2026 · first reported 31 Jul 2026
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
record
confidence 0.95 · created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z

Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned

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the brief as text
# CVE-2026-68771: ComfyUI Unsafe Deserialization in Training Dataset Node

https://gcdradar.vercel.app/incidents/cve-2026-68771-comfyui-unsafe-deserialization-in-training-da · AIR-2026-1233 · closed 2026-07-31

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-07-31
- AI role: Attack on AI
- Products: ComfyUI
- CVE ids: CVE-2026-68771
- CVSS: 9.8

## Summary

ComfyUI contains an unsafe deserialization vulnerability in the LoadTrainingDataset node allowing arbitrary code execution. Attackers can upload a crafted pickle file and trigger deserialization via workflow graphs.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-07-31: CVE-2026-68771: ComfyUI v0.23.0 contains an unsafe deserialization vulnerability in the LoadTrainingDataset node that allows unauthenticated… (https://nvd.nist.gov/vuln/detail/CVE-2026-68771)

## Sources

- 2026-07-31 NVD: CVE-2026-68771: ComfyUI v0.23.0 contains an unsafe deserialization vulnerability in the LoadTrainingDataset node that allows unauthenticated… https://nvd.nist.gov/vuln/detail/CVE-2026-68771

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.

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