CVE-2020-37121
Medium
Description
CODE::BLOCKS 16.01 contains a buffer overflow vulnerability that allows attackers to execute arbitrary code by overwriting Structured Exception Handler with crafted Unicode characters. Attackers can create a malicious text file with 1982 bytes of buffer and shellcode to trigger remote code execution.
SeverityMedium
CVSS5.5
Exploit probability—
ProductCode::Blocks
PublishedFeb 5, 2026
First seenFeb 5, 2026
Weakness typeCWE-121CWE-121
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Code::Blocks Code::Blocks | 16.01 | — |
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