Medium
FastStone Image Viewer 1bpp RLE Decoder out-of-bounds write
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.
Announced Group revision 1
Original source ↗CVE-2026-101203
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-101203
Image Viewer
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"cpes": [
"cpe:2.3:a:faststone:image_viewer:*:*:*:*:*:*:*:*"
],
"vendor": "FastStone",
"modules": [
"1bpp RLE Decoder"
],
"product": "Image Viewer",
"versions": [
{
"status": "affected",
"version": "8.0"
},
{
"status": "affected",
"version": "8.1"
},
{
"status": "affected",
"version": "8.2"
},
{
"status": "affected",
"version": "8.3"
}
]
}
]- Related CVEs
- CVE-2026-101203
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #3968 · Revision 1
- Added to Heist Feed
- Publisher date