CVE-2026-34243— wenxian: Command Injection in GitHub Actions Workflow via `issue_comment.body`
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-34243
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
wenxian: Command Injection in GitHub Actions Workflow via `issue_comment.body`
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
wenxian 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
wenxian是Jinzhe Zeng个人开发者的一个根据文献标识生成引用格式的工具。 wenxian 0.3.1及之前版本存在操作系统命令注入漏洞，该漏洞源于GitHub Actions工作流直接使用未经验证的用户输入执行shell命令，可能导致命令注入和任意代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Shenlong Deep Dive — AI Deep Analysis
10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.
Affected Products
II. Public POCs for CVE-2026-34243
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-34243
请登录查看更多情报信息。
IV. Related Vulnerabilities
Same weakness: CWE-77
- CVE-2026-8210
aandrew-me tgpt Update helper.go helper.Update command injec - CVE-2026-42258
net-imap: Command Injection via unvalidated Symbol inputs - CVE-2026-42453
Termix: Command injection in extractArchive/compressFiles vi - CVE-2026-42271
LiteLLM: Authenticated command execution via MCP stdio test - CVE-2026-41500
electerm has Command Injection Vulnerability via runMac func
V. Comments for CVE-2026-34243
No comments yet