CVE-2026-109297

Open WebUI 0.11.0 before 0.11.4 contains a denial of service vulnerability in the automation recurrence-rule validator, whose sub-daily frequency guard parses rule text more strictly than the calendar library that executes it. Users permitted to create automations can submit whitespace-folded rul...

CVE-2026-109299 Open WebUI 0.9.0 before 0.11.4 Denial of Service via Recurrence Rule Validation

Open WebUI from 0.9.0 before 0.11.4 contains a denial of service vulnerability that allows authenticated users with automations permission to stall the instance by submitting unsatisfiable recurrence rules. Attackers can repeatedly send rules like February 30th to the automations create or update...

CVE-2026-109299 Open WebUI 0.9.0 before 0.11.4 Denial of Service via Recurrence Rule Validation

Open WebUI from 0.9.0 before 0.11.4 contains a denial of service vulnerability that allows authenticated users with automations permission to stall the instance by submitting unsatisfiable recurrence rules. Attackers can repeatedly send rules like February 30th to the automations create or update...

CVE-2026-109297 Open WebUI 0.11.0 before 0.11.4 Denial of Service via Automation Recurrence Rules

Open WebUI 0.11.0 before 0.11.4 contains a denial of service vulnerability in the automation recurrence-rule validator, whose sub-daily frequency guard parses rule text more strictly than the calendar library that executes it. Users permitted to create automations can submit whitespace-folded rul...

CVE-2026-109297 Open WebUI 0.11.0 before 0.11.4 Denial of Service via Automation Recurrence Rules

Open WebUI 0.11.0 before 0.11.4 contains a denial of service vulnerability in the automation recurrence-rule validator, whose sub-daily frequency guard parses rule text more strictly than the calendar library that executes it. Users permitted to create automations can submit whitespace-folded rul...

EUVD-2026-97599

Open WebUI 0.11.0 before 0.11.4 contains a denial of service vulnerability in the automation recurrence-rule validator, whose sub-daily frequency guard parses rule text more strictly than the calendar library that executes it. Users permitted to create automations can submit whitespace-folded rul...

CVE-2026-109297

The Open WebUI application versions 0.11.0 before 0.11.4 are vulnerable to a Denial of Service (DoS) attack via the automation recurrence-rule validator . The root cause is a discrepancy where the sub-daily frequency guard parses rule text more strictly than the underlying calendar library used f...

CVE-2026-109297: Uncontrolled Resource Consumption

Open WebUI 0.11.0 before 0.11.4 contains a denial of service vulnerability in the automation recurrence-rule validator, whose sub-daily frequency guard parses rule text more strictly than the calendar library that executes it. Users permitted to create automations can submit whitespace-folded rul...

CVE-2026-70489 Open WebUI: Instance-wide stall via automation recurrence rules that force multi-second parsing

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.0, automation recurrence parsing in backend/openwebui/utils/automations.py anchored minutely and hourly rules at a fixed date of 2000-01-01 and then walked forward one interval at a time to...

SUSE CVE-2011-2663

Array index error in GroupWise Internet Agent GWIA in Novell GroupWise 8.0 before HP3 allows remote attackers to execute arbitrary code via a crafted yearly RRULE variable in a VCALENDAR attachment in an e-mail message...

SUSE CVE-2010-4326

Multiple buffer overflows in gwwww1.dll in GroupWise Internet Agent GWIA in Novell GroupWise before 8.02HP allow remote attackers to execute arbitrary code via variables in a VCALENDAR message, as demonstrated by a long 1 REQUEST-STATUS, 2 TZNAME, 3 COMMENT, or 4 RRULE variable in this message...