CVE-2026-101203: Out-of-bounds Write in FastStone Image Viewer
A vulnerability has been found in FastStone Image Viewer up to 8.3. The impacted element is an unknown function of the component 1bpp RLE Decoder. The manipulation leads to out-of-bounds write. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.
CVE-2026-101203: Out-of-bounds Write in FastStone Image Viewer
Description
A vulnerability has been found in FastStone Image Viewer up to 8.3. The impacted element is an unknown function of the component 1bpp RLE Decoder. The manipulation leads to out-of-bounds write. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS v4.0
Score 5.3medium
Affected software
FastStone
Image Viewer
cpe:2.3:a:faststone:image_viewer:*:*:*:*:*:*:*:*Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-09-28T09:39:54.245Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6abae0aff7a7c54106405a50
Added to database: 09/28/2026, 21:48:31 UTC
Last updated: 09/28/2026, 21:48:31 UTC
Views: 1
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