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CVE-2020-37040

Code Blocks 17.12 - 'File Name' Local Buffer Overflow

HIGH
8.4
CVSS Score
Published: January 30, 2026 at 10:07 PM UTC
Updated: June 17, 2026 at 03:16 AM UTC
1 product affected across 1 vendorCode

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Severity
HIGH8.4
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

Code Blocks 17.12 contains a local buffer overflow vulnerability that allows attackers to execute arbitrary code by crafting a malicious file name with Unicode characters. Attackers can trigger the vulnerability by pasting a specially crafted payload into the file name field during project creation, potentially executing system commands like calc.exe.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

Exploit
Source: cverecord
https://www.exploit-db.com/exploits/48594
Product
Source: cverecord
http://www.codeblocks.org/
Product
Source: cverecord
https://sourceforge.net/projects/codeblocks
Third Party Advisory
Source: cverecord
https://www.vulncheck.com/advisories/code-blocks-file-name-local-buffer-overflow

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.4HIGHVulnCheck
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-120

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