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Vulnerability record · CVE-2026-72590 · published 10 August 2026

CVE-2026-72590: An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an unauthenticated remot…

An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an unauthenticated remote attacker to inject arbitrary cron job entries by sending a crafted GET request to /crontab with URL-encoded newlines in the env_vars parameter.

9.8 CVSS 3.1 Critical EPSS 2.0% · top 19.6% CWE-93 · CWE-93 Deferred
9.8CVSS 3.1 base score
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
28 Aug 2026Last modified by NVD

Description

An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an unauthenticated remote attacker to inject arbitrary cron job entries by sending a crafted GET request to /crontab with URL-encoded newlines in the env_vars parameter.

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

References

LinkTags
https://github.com/alseambusher/crontab-ui
https://github.com/alseambusher/crontab-ui/blob/master/app.js

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Source: NIST National Vulnerability Database (record CVE-2026-72590), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.