{"apiVersion":"1.0","identifier":"CVE-2026-72840","description":"OpenWrt LuCI contains an overly permissive ACL definition in luci-mod-system-mounts that grants write access to /etc/crontabs/root to users intended only for mount configuration. Authenticated users with only the mount-configuration ACL group can append arbitrary cron entries via ubus file.write, which the default busybox crond daemon executes as root within one minute.","publishedAt":"2026-08-13T22:17:23","lastModifiedAt":"2026-08-14T19:17:59","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-72840","cvssScore":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","epssProbability":0.00303,"riskScore":0.9,"affectedProduct":"OpenWrt LuCI","affectedVersions":"unknown","vulnerabilityType":"OS","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-72840","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-72840","en":"https://www.redsauce.net/en/cves/CVE-2026-72840","fr":"https://www.redsauce.net/fr/cves/CVE-2026-72840","pt":"https://www.redsauce.net/pt/cves/CVE-2026-72840","de":"https://www.redsauce.net/de/cves/CVE-2026-72840","sk":"https://www.redsauce.net/sk/cves/CVE-2026-72840","el":"https://www.redsauce.net/el/cves/CVE-2026-72840"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-72840"}}