CVE-2026-34243

CRITICAL SEVERITY

CVSS Score & Metrics

Base Score

9.8 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H                                    

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.

Vulnerability Details

Published Date

March 29, 2026

Last Modified

April 03, 2026

CWE ID

CWE-77

Source

GitHub

Vendor

actions

Product

njzjz/wenxian

External References

https://github.com/njzjz/wenxian/security/advisories/GHSA-r4fj-r33x-8v88
https://github.com/advisories/GHSA-r4fj-r33x-8v88

CVE-2026-34243

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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