Git before 1.8.5.6, 1.9.x before 1.9.5, 2.0.x before 2.0.5, 2.1.x before 2.1.4, and 2.2.x before 2.2.1 on Windows and OS X; Mercurial before 3.2.3 on Windows and OS X; Apple Xcode before 6.2 beta 3; m
Git before 1.8.5.6, 1.9.x before 1.9.5, 2.0.x before 2.0.5, 2.1.x before 2.1.4, and 2.2.x before 2.2.1 on Windows and OS X; Mercurial before 3.2.3 on Windows and OS X; Apple Xcode before 6.2 beta 3; mine all versions before 08-12-2014; libgit2 all versions up to 0.21.2; Egit all versions before 08-12-2014; and JGit all versions before 08-12-2014 allow remote Git servers to execute arbitrary commands via a tree containing a crafted .git/config file with (1) an ignorable Unicode codepoint, (2) a git~1/config representation, or (3) mixed case that is improperly handled on a case-insensitive filesystem.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.eclipse.jgit:org.eclipse.jgit | < 3.5.3 | 3.5.3 |
| Python (PyPI) | mercurial | < 3.2.3 | 3.2.3 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2014-9390
- https://github.com/libgit2/libgit2/commit/928429c5c96a701bcbcafacb2421a82602b36915
- https://github.com/blog/1938-git-client-vulnerability-announced
- https://github.com/pypa/advisory-database/tree/main/vulns/mercurial/PYSEC-2020-217.yaml
- https://libgit2.org/security
- https://news.ycombinator.com/item?id=8769667
- https://projects.eclipse.org/projects/technology.jgit/releases/3.5.3
- https://web.archive.org/web/20211204220400/https://securitytracker.com/id?1031404
- http://article.gmane.org/gmane.linux.kernel/1853266
- http://git-blame.blogspot.com/2014/12/git-1856-195-205-214-and-221-and.html
- http://mercurial.selenic.com/wiki/WhatsNew
- http://securitytracker.com/id?1031404
- http://support.apple.com/kb/HT204147
- https://libgit2.org/security/
- https://github.com/advisories/GHSA-6vvc-c2m3-cjf3
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-20- Platform
- Java / Kotlin (Maven), Python (PyPI)
- Package
org.eclipse.jgit:org.eclipse.jgit, mercurial- Disclosed
- 12.02.2020
- Updated
- 11.10.2026 12:20
Sources and licenses
OSV / GitHub Advisory Database - GHSA-6vvc-c2m3-cjf3 - CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2020-217 - PyPA Advisory Database; CC BY 4.0
Vulnerability history: org.eclipse.jgit:org.eclipse.jgit
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 02.2020 05.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 1
- Medium 1
Disclosures per year
- 2020: 1
- 2021: 0
- 2022: 0
- 2023: 1
- 2024: 0
- 2025: 1
- 2026: 0
-
Git before 1.8.5.6, 1.9.x before 1.9.5, 2.0.x before 2.0.5, 2.1.x before 2.1.4, and 2.2.x before 2.2.1 on Windows and OS X; Mercurial before 3.2.3 on Windows and OS X; Apple Xcode before 6.2 beta 3; m this entry
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