What is GHSA-r4j6-x8h7-4f8w?

GHSA-r4j6-x8h7-4f8w is a security advisory published by GitHub Security Advisories with Critical severity. An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an...

Which CVE IDs does GHSA-r4j6-x8h7-4f8w cover?

GHSA-r4j6-x8h7-4f8w covers the following CVE IDs: CVE-2026-72589. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-r4j6-x8h7-4f8w?

GHSA-r4j6-x8h7-4f8w has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-r4j6-x8h7-4f8wCriticalCVSS 9.8

An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an...

Vendor

GitHub Security Advisories

Published

August 10, 2026

Last Modified

August 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-72589 →

📋 Description

An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an unauthenticated remote attacker to execute arbitrary system commands by importing a crafted crontab database file. The POST /import endpoint accepts arbitrary .db files and overwrites the application database without validation.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-72589
https://github.com/alseambusher/crontab-ui
https://github.com/alseambusher/crontab-ui/blob/master/crontab.js
https://github.com/advisories/GHSA-r4j6-x8h7-4f8w