Paper/Archive/CVE-2026-72589

CVE-2026-72589

alseambusher crontab-ui — alseambusher crontab-ui - Unauthenticated RCE via Shell Injection in Imported Database hook Field

EPSS 2%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (CNA)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 80.2.802 × 2016.0 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource

crontab-ui≤ 0.4.2–CNA

Scores by source

TuranSec (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

writeupgithub.com/alseambusher/crontab-ui writeupgithub.com/alseambusher/crontab-ui/blob/master/crontab.js