What’s Vulnerable › Vulnerabilities
CVE-2026-34243: wenxian: Command Injection in GitHub Actions Workflow via `issue_comment.body`
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 2.2% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2026-03-31 · updated 2026-07-24
- Weakness: CWE-77
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.
Affected products
- njzjz wenxian: through 0.3.1
References
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