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Vulnerability · Published May 17, 2026 · Assigned by VulDB

CVE-2026-8733Investintech SlimPDFReader SlimPDFReader.exe sub_3B4610 stack-based overflow

Medium 6.3

In plain English

A medium-severity stack buffer overflow in SlimPDFReader from Investintech. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.3%top 82.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
Investintech SlimPDFReader 2.0.02.0.12.0.22.0.32.0.42.0.52.0.62.0.7

Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References