CVE-2026-101202— FastStone Image Viewer TGA Image out-of-bounds write
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（最高版本 8.3）中发现了一个漏洞。受影响的组件是 TGA 图像处理器中的一个未知函数。通过执行特定的操纵可导致越界写入漏洞。该漏洞可能被远程利用。厂商已提前获知此漏洞披露，但未作出任何回应。
Possible ATT&CK Techniques 2 AI
T1203 · Exploitation for Client Execution T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-101202
Vulnerability Information
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Vulnerability Title
FastStone Image Viewer TGA Image out-of-bounds write
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in FastStone Image Viewer up to 8.3. The affected element is an unknown function of the component TGA Image Handler. Executing a manipulation can lead to out-of-bounds write. It is possible to launch the attack 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
跨界内存写
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-2026-101202
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-101202 (1)
Other References for CVE-2026-101202 (3)
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https://vuldb.com/cve/CVE-2026-101202 third-party-advisory
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https://vuldb.com/submit/907574 third-party-advisory
Same Patch Batch · FastStone · 2026-09-28 · 3 CVEs total
| CVE-2026-101203 | 6.3 MEDIUM | FastStone Image Viewer 1bpp RLE Decoder out-of-bounds write |
| CVE-2026-101204 | 6.3 MEDIUM | FastStone Image Viewer TGA Image FSViewer.exe out-of-bounds |
IV. Related Vulnerabilities
Same product: Image Viewer
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CVE-2026-101204
FastStone Image Viewer TGA Image FSViewer.exe out-of-bounds -
CVE-2026-101203
FastStone Image Viewer 1bpp RLE Decoder 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 -
CVE-2024-9112
FastStone Image Viewer PSD File Parsing Out-Of-Bounds Write
Same vendor: FastStone
-
CVE-2026-101204
FastStone Image Viewer TGA Image FSViewer.exe out-of-bounds -
CVE-2026-101203
FastStone Image Viewer 1bpp RLE Decoder 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 -
CVE-2024-9112
FastStone Image Viewer PSD File Parsing Out-Of-Bounds Write
Same weakness: CWE-787
-
CVE-2026-101203
FastStone Image Viewer 1bpp RLE Decoder out-of-bounds write -
CVE-2026-18415
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Out-of-bounds write in the ADI MAX32 ADC driver due to incor -
CVE-2026-18413
Out-of-bounds write in the NXP MCUX LPADC ADC driver due to -
CVE-2026-16513
Missing write validation of user-supplied handle pointer in
V. Comments for CVE-2026-101202
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