CVE-2026-34165

Published Mar 31, 2026

Last updated 4 days ago

Overview

Description
go-git is an extensible git implementation library written in pure Go. From version 5.0.0 to before version 5.17.1, a vulnerability has been identified in which a maliciously crafted .idx file can cause asymmetric memory consumption, potentially exhausting available memory and resulting in a denial-of-service (DoS) condition. Exploitation requires write access to the local repository's .git directory, it order to create or alter existing .idx files. This issue has been patched in version 5.17.1.
Source
security-advisories@github.com
NVD status
Analyzed
Products
go-git

Risk scores

CVSS 3.1

Type
Secondary
Base score
5
Impact score
3.6
Exploitability score
1.3
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Severity
MEDIUM

Weaknesses

security-advisories@github.com
CWE-191

Social media

Hype score
Not currently trending

Configurations