PT-2026-5480 · Unknown · Code Blocks 17.12

Paras Bhatia · Published 2026-01-30 · Updated 2026-01-31 · CVE-2020-37040

Positive Technologies (AI Summary)

CVSS v3.1

8.4

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Code Blocks version 17.12

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

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2020-37040

Affected Products

Code Blocks 17.12

References · 11

• 🔥 https://exploit-db.com/exploits/48594 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2020-37040 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-37040 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-37040 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-37040 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-37040 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-37040 · Vendor Advisory
• https://sourceforge.net/projects/codeblocks · Note
• https://vulncheck.com/advisories/code-blocks-file-name-local-buffer-overflow · Note
• http://codeblocks.org · Note
• https://t.me/CVEtracker/43357 · Telegram Post