CVE-2026-34243 wenxian: Command Injection in GitHub Actions Workflow via `issue_comment.body`

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 issuecomment.body directly inside a shell command, allowing potential command injection and arbitrary code...