Patch Forecast
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CVE-2026-101204

A vulnerability was found in FastStone Image Viewer up to 8.3

Risk score
40/100
CVSS
6.3 v3.1
Exploit chance (30 days)
0.2%
Published
28 Sep 2026

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What to know

What it is
A vulnerability was found in FastStone Image Viewer up to 8.3. This affects an unknown function of the file FSViewer.exe of the component TGA Image Handler. The manipulation results in out-of-bounds read. The attack can be launched remotely. The vendor was contacted early about this disclosure but did not respond in a…
Affected
See advisory
Fix
Apply the vendor's security update; see the linked advisory.
Exploitation
No known exploitation

Why it is Yellow

  • CVSS 6.3 medium

References

Original description

A vulnerability was found in FastStone Image Viewer up to 8.3. This affects an unknown function of the file FSViewer.exe of the component TGA Image Handler. The manipulation results in out-of-bounds read. The attack can be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Last activity 28 Sep 2026. Patch Forecast updates every hour.