CVE-2020-37038

4.6 mediumEPSS 0.4%

Medium (4.6). EPSS 0.4% chance of exploitation in the next 30 days.

Code Blocks 20.03 contains a denial of service vulnerability that allows attackers to crash the application by manipulating input in the FSymbols search field. Attackers can paste a large payload of 5000 repeated characters into the search field to trigger an application crash.

Severity

CVSS 4.0

4.6 medium

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 35% of CVEs (scores of 2026-10-31)
CWE: CWE-770
Published: 2026-01-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

http://www.codeblocks.org/
https://sourceforge.net/projects/codeblocks
https://www.exploit-db.com/exploits/48617
https://www.vulncheck.com/advisories/code-blocks-denial-of-service

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