CVE-2026-8733: Stack-based Buffer Overflow in Investintech SlimPDFReader
A vulnerability was found in Investintech SlimPDFReader up to 2.0.13. Affected by this vulnerability is the function sub_3B4610 of the file SlimPDFReader.exe. The manipulation results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used. The vendor responded to the initial vulnerability report by the researcher with a note that the product is discontinued. This vulnerability only affects products that are no longer supported by the maintainer.
AI Analysis
Technical Summary
This vulnerability involves a stack-based buffer overflow in the sub_3B4610 function of Investintech SlimPDFReader up to version 2.0.13. The overflow can be triggered remotely, potentially allowing an attacker to execute arbitrary code or cause a denial of service. The vendor has discontinued the product and has not issued any patches or mitigations. Public exploit code exists, but no official remediation is available due to the product's end-of-life status.
Potential Impact
Successful exploitation of this vulnerability could lead to remote code execution or application crashes due to the stack-based buffer overflow. Given the medium CVSS score and the presence of public exploit code, affected systems remain at risk if still in use. However, since the product is discontinued, no vendor-supported fixes or updates are available to mitigate this risk.
Mitigation Recommendations
No official patch or fix is available because the product is discontinued and unsupported. Users should discontinue use of Investintech SlimPDFReader and migrate to alternative PDF reader software that is actively maintained and supported. Avoid opening untrusted PDF files with this software to reduce exposure.
CVE-2026-8733: Stack-based Buffer Overflow in Investintech SlimPDFReader
Description
A vulnerability was found in Investintech SlimPDFReader up to 2.0.13. Affected by this vulnerability is the function sub_3B4610 of the file SlimPDFReader.exe. The manipulation results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used. The vendor responded to the initial vulnerability report by the researcher with a note that the product is discontinued. This vulnerability only affects products that are no longer supported by the maintainer.
CVSS v4.0
Score 5.3medium
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a stack-based buffer overflow in the sub_3B4610 function of Investintech SlimPDFReader up to version 2.0.13. The overflow can be triggered remotely, potentially allowing an attacker to execute arbitrary code or cause a denial of service. The vendor has discontinued the product and has not issued any patches or mitigations. Public exploit code exists, but no official remediation is available due to the product's end-of-life status.
Potential Impact
Successful exploitation of this vulnerability could lead to remote code execution or application crashes due to the stack-based buffer overflow. Given the medium CVSS score and the presence of public exploit code, affected systems remain at risk if still in use. However, since the product is discontinued, no vendor-supported fixes or updates are available to mitigate this risk.
Mitigation Recommendations
No official patch or fix is available because the product is discontinued and unsupported. Users should discontinue use of Investintech SlimPDFReader and migrate to alternative PDF reader software that is actively maintained and supported. Avoid opening untrusted PDF files with this software to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-16T10:23:43.619Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a09495aec166c07b07f5c90
Added to database: 05/17/2026, 04:51:38 UTC
Last enriched: 05/24/2026, 06:29:14 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 142
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