git-big-picture before 1.0.0 mishandles ' characters in a branch name, leading to code execution.
Priority MEDIUM 47CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub.
Summary
git-big-picture before 1.0.0 mishandles ' characters in a branch name, leading to code execution.
Why it matters now
EPSS 0.02919 87th percentileScored 2026-11-07
Fix Fixed git-big-picture (PyPI): 1.0.0
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | git-big-picture (PyPI) | before 1.0.0 | 1.0.0 | Patch available | GHSA-x38j-4rr5-hqrj |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- git-big-picture (PyPI) Vendor— Affected before 1.0.0 Fixed in 1.0.0 Patch available GHSA-x38j-4rr5-hqrj
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:git-big-picture_project:git-big-picture:*:*:*:*:*:*:*:* | before 1.0.0 | Vulnerable | Git-big-picture Project |
- cpe:2.3:a:git-big-picture_project:git-big-picture:*:*:*:*:*:*:*:* Versions before 1.0.0 Vulnerable ·Git-big-picture Project
Remediation
- Fix · GHSA-x38j-4rr5-hqrj git-big-picture (PyPI) Fixed in 1.0.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2021-3028
- 2026-10-03 Alias added: GHSA-x38j-4rr5-hqrj
References
Patch 2
Advisory 2
Sources
- CVE-2021-3028 · CVE Program
- CVE-2021-3028 · NVD
- FIRST EPSS
- GHSA-x38j-4rr5-hqrj · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences