Flat Assembler is a niche x86 assembly-language compiler and development tool with a minimal vulnerability footprint concentrated in its core assembler product. The observed weakness class centers on out-of-bounds write conditions, reflecting the memory-manipulation demands of low-level code generation. Current exploitation activity and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Flatassembler over time
Signals from CVEs in this vendor scope (1 CVEs).
1 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2017-20228HIGH Flat Assembler 1.71.21 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying oversized input to the application. A | Mar 28, 2026 | 8.4 | 28 | NO | NO |
Signals from CVEs in this vendor scope (1 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Flatassembler.
Media articles that mention a CVE ID that affects a product developed by Flatassembler — matched by CVE ID, not by vendor name.