snes9x 1.63 allows an out-of-bounds write and denial of service via a crafted .ups file.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00124.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

No data.

No data.

No data.

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Vendors Products
References
Link Providers
https://github.com/snes9xgit/snes9x/commit/96b366100172723f6314c40e237b370f4f7b59f4 cve-icon
https://github.com/snes9xgit/snes9x/issues/1035 cve-icon
https://karansaini.com/snes9x-oob-write/ cve-icon
History

Thu, 18 Jun 2026 19:15:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Write and Denial of Service via Crafted .Ups Files in Snes9X 1.63

Thu, 18 Jun 2026 04:45:00 +0000

Type Values Removed Values Added
Description snes9x 1.63 allows an out-of-bounds write and denial of service via a crafted .ups file.
Weaknesses CWE-787
References
Metrics cvssV3_1

{'score': 2.9, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-06-17T18:10:14.213Z

Reserved: 2026-04-06T00:00:00.000Z

Link: CVE-2026-39199

cve-icon Vulnrichment

Updated: 2026-06-17T18:10:11.429Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-18T19:00:11Z