Buffer overflow in Investintech Slimpdfreader
CVE-2026-8733
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (34.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.002
Affected products
- Investintech Slimpdfreader — versions 2.0.0, 2.0.1, 2.0.2
Weakness classification (CWE)
References
- vuldb.com/vuln/364321 (technical-description, vdb-entry)
- vuldb.com/vuln/364321/cti (signature, permissions-required)
- vuldb.com/submit/809300 (third-party-advisory)
- sharing.sit.fraunhofer.de/s/RYcqZbGqgZXxab2 (exploit)
Frequently asked questions
- What is CVE-2026-8733?
- CVE-2026-8733 is a medium-severity vulnerability in Investintech Slimpdfreader, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.3/10. Published 2026-05-17.
- How severe is CVE-2026-8733?
- Medium severity. CVSS v3 base score is 6.3 out of 10.