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CVE-2026-48976 HomeBox: Cross-Tenant IDOR in Notifier Update Leaks Shoutrrr Credentials and Allows Webhook Hijack

🗓️ 21 Sep 2026 17:41:16Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

Cross-tenant IDOR in HomeBox prior to 0.26.0 leaking Shoutrrr credentials via notifier update.

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25 Sep 2026 03:30Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.18.1
3