CVE-2026-6590: Path traversal in ComfyUI model preview endpoint
ComfyUI
A path traversal vulnerability exists in ComfyUI up to version 0.13.0 through the model manager component. The flaw allows remote attackers to manipulate file paths via public exploit methods.
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
- 4.3
- EPSS
- <0.01 · top 70% · 2026-11-13
- fix status
- Fix status unknown
- first report
- 20 Apr 2026
- last update
- 20 Apr 2026
- CVE ids
Timeline · 1
Sources · 1
Advisories and databases
- 2026-04-20CVE-2026-6590: A vulnerability was detected in ComfyUI up to 0.13.0.NVD · nvd.nist.gov/vuln/detail/CVE-2026-6590
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 vulnerability
- severity
- 2 · Disclosed vulnerability
- fix status
- Fix status unknown
- targets
- Framework / tooling
- owasp llm top 10
- LLM03:2025 Supply Chain
- mitre atlas
- no technique for these categories
- tags
- path-traversal
- dates
- happened 20 Apr 2026 · first reported 20 Apr 2026
- origin
- NVDVulnerability 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
Copy a brief
This record as a short Markdown brief, for a ticket, a chat or a coding agent.
the brief as text
# CVE-2026-6590: Path traversal in ComfyUI model preview endpoint https://gcdradar.vercel.app/incidents/cve-2026-6590-path-traversal-in-comfyui-model-preview-endpoi · AIR-2026-1042 · closed 2026-04-20 - Lane: Patch now - Severity: 2 (Disclosed vulnerability) - Fix status: Fix status unknown - First reported: 2026-04-20 - AI role: Attack on AI - Products: ComfyUI - CVE ids: CVE-2026-6590 - CVSS: 4.3 ## Summary A path traversal vulnerability exists in ComfyUI up to version 0.13.0 through the model manager component. The flaw allows remote attackers to manipulate file paths via public exploit methods. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Latest updates - 2026-04-20: CVE-2026-6590: A vulnerability was detected in ComfyUI up to 0.13.0. (https://nvd.nist.gov/vuln/detail/CVE-2026-6590) ## Sources - 2026-04-20 NVD: CVE-2026-6590: A vulnerability was detected in ComfyUI up to 0.13.0. https://nvd.nist.gov/vuln/detail/CVE-2026-6590 Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
Related
- closed4.3ComfyUI + custom nodes CVE-2026-6589: CSRF vulnerability in ComfyUI server
Patch now · Disclosed · since 20 Apr 2026 · CVE-2026-6589
AI - closed3.5ComfyUI + custom nodes CVE-2026-6593: Cross-site scripting vulnerability in ComfyUI view endpoint
Patch now · Disclosed · since 20 Apr 2026 · CVE-2026-6593
AI - closed4.3ComfyUI + custom nodes CVE-2026-6591: Path traversal vulnerability in ComfyUI LoadImage node
Patch now · Disclosed · since 20 Apr 2026 · CVE-2026-6591
AI - closed3.5ComfyUI + custom nodes CVE-2026-6592: Cross-site scripting vulnerability in ComfyUI userdata endpoint
Patch now · Disclosed · since 20 Apr 2026 · CVE-2026-6592
AI - closed8.5ComfyUI + custom nodes CVE-2026-92816: ComfyUI path traversal leads to code execution
Patch now · Disclosed · since 16 Sep 2026 · CVE-2026-92816
AI - closed8.2ComfyUI + custom nodes CVE-2026-56670: Stored XSS via SVG handling in ComfyUI view endpoint
Patch now · Disclosed · since 31 Jul 2026 · CVE-2026-56670
AI