CVE-2026-101204— FastStone Image Viewer TGA Image FSViewer.exe out-of-bounds
Quick assessment
Affected
FastStone Image Viewer
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 FastStone Image Viewer 8.3 及更早版本中发现了一个漏洞。该漏洞影响 TGA 图像处理器组件中 FSViewer.exe 文件的某个未知函数。恶意利用可导致越界读取。攻击者可以远程发起利用。厂商早在披露前已被联系，但未作出任何回应。
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I. Basic Information for CVE-2026-101204
Vulnerability Information
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Vulnerability Title
FastStone Image Viewer TGA Image FSViewer.exe out-of-bounds
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| FastStone | Image Viewer | 8.0 |
cpe:2.3:a:faststone:image_viewer:*:*:*:*:*:*:*:*
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II. Public POCs for CVE-2026-101204
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-101204 (1)
Other References for CVE-2026-101204 (3)
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https://vuldb.com/cve/CVE-2026-101204 third-party-advisory
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https://vuldb.com/submit/907608 third-party-advisory
Same Patch Batch · FastStone · 2026-09-28 · 4 CVEs total
| CVE-2026-101202 | 6.3 MEDIUM | FastStone Image Viewer TGA Image out-of-bounds write |
| CVE-2026-101203 | 6.3 MEDIUM | FastStone Image Viewer 1bpp RLE Decoder out-of-bounds write |
| CVE-2026-101205 | 6.3 MEDIUM | FastStone Image Viewer PCX Decoder out-of-bounds |
IV. Related Vulnerabilities
Same product: Image Viewer
-
CVE-2026-101205
FastStone Image Viewer PCX Decoder out-of-bounds -
CVE-2026-101203
FastStone Image Viewer 1bpp RLE Decoder out-of-bounds write -
CVE-2026-101202
FastStone Image Viewer TGA Image out-of-bounds write -
CVE-2024-9114
FastStone Image Viewer GIF File Parsing Out-Of-Bounds Write -
CVE-2024-9113
FastStone Image Viewer TGA File Parsing Out-Of-Bounds Write
Same vendor: FastStone
-
CVE-2026-101205
FastStone Image Viewer PCX Decoder out-of-bounds -
CVE-2026-101203
FastStone Image Viewer 1bpp RLE Decoder out-of-bounds write -
CVE-2026-101202
FastStone Image Viewer TGA Image out-of-bounds write -
CVE-2024-9114
FastStone Image Viewer GIF File Parsing Out-Of-Bounds Write -
CVE-2024-9113
FastStone Image Viewer TGA File Parsing Out-Of-Bounds Write
Same weakness: CWE-125
-
CVE-2026-101205
FastStone Image Viewer PCX Decoder out-of-bounds -
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V. Comments for CVE-2026-101204
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