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Open WebUI IDOR: Calendar event re-parenting allows writing events into another user's calendar

🗓️ 17 Jun 2026 14:09:53Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 3 Views

Calendar event update validates only source calendar, not destination, allowing moves to other users' calendars.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-54006
11 Jun 202618:55
circl
CVE
CVE-2026-54006
17 Jun 202614:09
cve
OSV
GHSA-F3G7-59QC-PQG6 Open WebUI IDOR: Calendar event re-parenting allows writing events into another user's calendar
17 Jun 202614:09
osv
Positive Technologies
PT-2026-50478
17 Jun 202600:00
ptsecurity
Vulners
Node
open-webuiRange0.9.5pip

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17 Jun 2026 14:09Current
5.4Medium risk
Vulners AI Score5.4
EPSS0.00022
3