CVE-2026-30040

MediumCVSS 6.5/10Last modified Jun 26, 2026

Description

A heap overflow in the FSViewer.exe process of FastStone Image Viewer v8.3 allows attackers to cause a execute arbitrary code in the context of the current process via supplying a crafted JPEG 2000 (JP2) file.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Weakness enumeration

CWE-122

Affected software

No affected versions have been published.

Timeline

Published
Jun 26, 2026
Last modified
Jun 26, 2026
NVD status
Deferred

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CVE-2026-30040: Medium severity, CVSS 6.5 | Vulnix