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Critical · 9.8 CVE-2026-72590 EUVD-2026-55216GHSA-25qx-69jj-jfcj

alseambusher crontab-ui - Unauthenticated RCE via Newline Injection in env_vars Parameter

Published Aug 10, 2026 · Updated Aug 10, 2026 · Assigned by TuranSec

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.

Affected products

VendorProductAffectedFixed
alseambusher crontab-ui ≤ 0.4.2 —

References