Vulnerability record/PUBLISHED/Published Nov 26, 2024 23:34:58 UTC

CVE-2024-53849

editorconfig-core-c is theEditorConfig core library written in C (for use by plugins supporting EditorConfig parsing). In affected versions several overflows may occur in switch case '[' when the input pattern contains many escaped characters. The added backslashes leave too little space in the output pattern when processing nested brackets such that the remaining input length exceeds the output capacity. This issue has been addressed in release version 0.12.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Base score4.8/ 10

SeverityMediumCVSS 4.0

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityMedium

Attack vectorLocalAV

Attack complexityLowAC

Attack requirementsNoneAT

Privileges requiredLowPR

User interactionNoneUI

Vulnerable system confidentialityLowVC

Vulnerable system integrityLowVI

Vulnerable system availabilityLowVA

Subsequent system confidentialityNoneSC

Subsequent system integrityNoneSI

Subsequent system availabilityNoneSA

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

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering AuthorityGitHub_M

Last updatedNov 3, 2025 22:29:45 UTC

PublishedNov 26, 2024 23:34:58 UTC

ReservedNov 22, 2024 17:30:02 UTC