Code Blocks 20.03 - Denial Of Service | Advisories

Advisories

Code Blocks 20.03 - Denial Of Service

severity: medium
date: January 30, 2026
Affecting: Code::Blocks 20.03
CVE: CVE-2020-37038
CWE: CWE-770 Allocation of Resources Without Limits or Throttling
CVSS: 4.6
CVSS V4 Vector: 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
References: ExploitDB-48617
Code Blocks Official Homepage
Code Blocks SourceForge Page
Credit: Paras Bhatia
Description: 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.