A vulnerability was found in FastStone Image Viewer up to 8.3. (CVE-2026-101204)
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.
AI Analysis
Technical Summary
CVE-2026-101204 is an out-of-bounds read vulnerability in FastStone Image Viewer up to version 8.3, located in the TGA Image Handler component within FSViewer.exe. The vulnerability allows remote attackers to cause an out-of-bounds read by manipulating TGA image files. Exploitation requires user interaction. The vendor was contacted early but did not respond or issue a patch. No known exploits are reported in the wild.
Potential Impact
Successful exploitation can lead to information disclosure and potentially impact confidentiality, integrity, and availability to a limited extent. The vulnerability is remotely exploitable but requires user interaction. No active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since the vendor has not responded or issued a fix, users should exercise caution when opening TGA image files from untrusted sources and consider disabling or restricting TGA file handling until a patch is available.
A vulnerability was found in FastStone Image Viewer up to 8.3. (CVE-2026-101204)
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.
CVSS v3.1
Score 6.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-101204 is an out-of-bounds read vulnerability in FastStone Image Viewer up to version 8.3, located in the TGA Image Handler component within FSViewer.exe. The vulnerability allows remote attackers to cause an out-of-bounds read by manipulating TGA image files. Exploitation requires user interaction. The vendor was contacted early but did not respond or issue a patch. No known exploits are reported in the wild.
Potential Impact
Successful exploitation can lead to information disclosure and potentially impact confidentiality, integrity, and availability to a limited extent. The vulnerability is remotely exploitable but requires user interaction. No active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since the vendor has not responded or issued a fix, users should exercise caution when opening TGA image files from untrusted sources and consider disabling or restricting TGA file handling until a patch is available.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-39cx-9v2h-jx3h
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-101204"]
- Database Specific Severity
- LOW
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6abb4182f7a7c54106cc2ebb
Added to database: 09/29/2026, 04:41:38 UTC
Last enriched: 09/29/2026, 04:45:30 UTC
Last updated: 09/29/2026, 18:20:27 UTC
Views: 6
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