facefusion through 3.6.1 fails to normalize job identifiers in get_job_file_name, allowing attackers to write files outside the jobs directory. Attackers can supply traversal sequences in the job identifier parameter through the unauthenticated HTTP API to create files at arbitrary locations.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00375.

Exploitation poc

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
facefusion facefusion unaffected
Version Status Constraints
0 affected < 3.7.0

No data.

No data.

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No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/facefusion/facefusion cve-icon cve-icon
https://github.com/facefusion/facefusion/blob/3.6.1/facefusion/jobs/job_manager.py cve-icon cve-icon
https://github.com/facefusion/facefusion/commit/a2cbfd73b10191e51ed2eb1e83c19121153e0a22 cve-icon cve-icon
https://github.com/facefusion/facefusion/releases/tag/3.7.0 cve-icon cve-icon
https://github.com/geo-chen/oss/blob/main/facefusion.md cve-icon cve-icon cve-icon
https://www.vulncheck.com/advisories/facefusion-before-3.7.0-path-traversal-via-job-identifier cve-icon cve-icon
History

Wed, 02 Sep 2026 10:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 02 Sep 2026 01:15:00 +0000

Type Values Removed Values Added
Description facefusion through 3.6.1 fails to normalize job identifiers in get_job_file_name, allowing attackers to write files outside the jobs directory. Attackers can supply traversal sequences in the job identifier parameter through the unauthenticated HTTP API to create files at arbitrary locations.
Title facefusion before 3.7.0 Path Traversal via Job Identifier
Weaknesses CWE-22
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-02T13:50:11.535Z

Reserved: 2026-09-01T23:24:31.136Z

Link: CVE-2026-84702

cve-icon Vulnrichment

Updated: 2026-09-02T13:49:46.832Z

cve-icon NVD

Status : Received

Published: 2026-09-02T01:17:25.430

Modified: 2026-09-02T14:17:16.917

Link: CVE-2026-84702

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-02T04:00:09Z

Weaknesses