CVE-2026-34243
wenxian: Command Injection in GitHub Actions Workflow via `issue_comment.body`
- State
- Published
- Severity
- 9.8 Critical
- Published
- Mar 31, 2026
- Updated
- Apr 2, 2026
- Reserved
- Mar 26, 2026
Description
wenxian is a tool to generate BIBTEX files from given identifiers (DOI, PMID, arXiv ID, or paper title). In versions 0.3.1 and prior, a GitHub Actions workflow uses untrusted user input from issue_comment.body directly inside a shell command, allowing potential command injection and arbitrary code execution on the runner. At time of publication, there are no publicly available patches.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | GitHub_M |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
wenxiannjzjz |
|
References
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