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Open-webui vulnerabilities
Newest
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open-webui
Open WebUI 0.8.6 before 0.11.4 Privilege Escalation via Terminal Proxy
CVE-2026-109572
7.2 High
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open-webui
Open WebUI 0.6.31 before 0.11.4 Stored XSS via Tool-Call Embeds
CVE-2026-109300
5.1 Medium
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open-webui
Open WebUI 0.9.0 before 0.11.4 Denial of Service via Recurrence Rule Validation
CVE-2026-109299
7.1 High
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open-webui
Open WebUI 0.11.0 before 0.11.4 Memory Exhaustion via Knowledge Search Regex
CVE-2026-109298
7.1 High
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open-webui
Open WebUI 0.11.0 before 0.11.4 Denial of Service via Automation Recurrence Rules
CVE-2026-109297
7.1 High
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open-webui
Open WebUI before 0.11.4 Missing Authorization via Backend Index on Model Routes
CVE-2026-109296
5.3 Medium
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open-webui
Open WebUI 0.11.0 before 0.11.4 ReDoS via grep_knowledge_files Event Loop
CVE-2026-109295
5.3 Medium
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open-webui
Open WebUI 0.6.42 before 0.11.4 Memory Exhaustion via Compressed Remote Image
CVE-2026-109294
7.1 High
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open-webui
Open WebUI 0.11.0 before 0.11.4 Tool Source Disclosure via Tool Export Endpoint
CVE-2026-109293
7.1 High
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open-webui
Open WebUI 0.6.27 before 0.11.4 Session Token Disclosure via OAuth-Mode Connections
CVE-2026-109292
7.6 High
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open-webui
Open WebUI 0.6.33 before 0.11.4 Stored XSS via Citation embed_url
CVE-2026-109291
8.5 High
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open-webui
Open WebUI 0.11.1 before 0.11.4 Stored XSS via DOCX Preview
CVE-2026-109290
8.4 High
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open-webui
Open WebUI 0.8.8 before 0.11.4 Improper Session Revocation via Terminal WebSocket
CVE-2026-109289
5.3 Medium
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open-webui
Open WebUI before 0.11.4 Stored XSS via javascript: URLs in Markdown Links
CVE-2026-109288
7.2 High
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open-webui
Open WebUI 0.9.6 before 0.11.4 Information Disclosure via Unscoped Directory ID
CVE-2026-109287
5.3 Medium
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open-webui
Open WebUI 0.7.0 before 0.11.4 Session Token Theft via SyncStatsModal
CVE-2026-109286
8.6 High
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open-webui
Open WebUI 0.6.0 before 0.11.4 Improper Access Control via Stale File Metadata
CVE-2026-109285
2.3 Low
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open-webui
Open WebUI 0.11.0 before 0.11.4 Improper Authorization via Chat Fork Endpoint
CVE-2026-109284
5.3 Medium
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open-webui
Open WebUI 0.11.1 before 0.11.4 Authorization Bypass via OAuth Token Exchange
CVE-2026-109283
5.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Users denied by the OAuth role policy can still sign in via token exchange
CVE-2026-88006
Fix available
6.5 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Users denied by the OAuth domain allowlist or role policy can still sign in via token exchange
CVE-2026-88005
Fix available
6.5 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Any authenticated user can hang the server via a cyclic chat message history
CVE-2026-88002
Fix available
6.5 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Server-side fetches reach blocked and internal hosts via unvalidated HTTP redirect targets
CVE-2026-88001
Fix available
5.0 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Any authenticated user can hang the server via message deletion in a cyclic chat tree
CVE-2026-88000
Fix available
6.5 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Any authenticated user can reach the Azure platform channel via server-side web fetch
CVE-2026-87999
Fix available
7.1 High
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openwebui open webui, open-webui +1 more
Open WebUI: Non-admin users can delete admin-owned external knowledge connections via knowledge base deletion
CVE-2026-87998
Fix available
7.1 High
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openwebui open webui, open-webui +1 more
Open WebUI: Any authenticated user can inject chats into another user's folder via chat completions
CVE-2026-87997
Fix available
4.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: SSRF into internal services via DNS rebinding in the Playwright web loader
CVE-2026-87996
Fix available
7.7 High
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openwebui open webui, open-webui +1 more
Open WebUI: Same-origin XSS to account takeover via terminal port-preview iframe hardcoding allow-same-origin
CVE-2026-87995
Fix available
8.7 High
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openwebui open webui, open-webui +1 more
Open WebUI: Channel members can overwrite another member's message via the chat completions endpoint
CVE-2026-87994
Fix available
4.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends
CVE-2026-87017
Fix available
4.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Sign-in as another user via wildcard characters in the OAuth subject claim on SQLite
CVE-2026-87016
Fix available
8.1 High
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openwebui open webui, open-webui +1 more
Open WebUI: A user's session cookies are sent to tool servers configured for bearer authentication
CVE-2026-87015
Fix available
6.8 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Admin demoted through SSO role sync keeps read and write access to all users' notes
CVE-2026-87014
Fix available
6.5 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Any authenticated user can start a non-terminating request via a folder parent cycle
CVE-2026-87013
Fix available
4.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value
CVE-2026-87012
Fix available
4.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Unauthenticated requests can stall the server via uncached OIDC fetches in back-channel logout
CVE-2026-87011
Fix available
7.5 High
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openwebui open webui, open-webui +1 more
Open WebUI: A folder write-collaborator can permanently delete the owner's chats by deleting a shared subfolder
CVE-2026-70494
Fix available
8.1 High
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openwebui open webui, open-webui +1 more
Open WebUI: Any authenticated user can stall a worker via a knowledge-search pattern that backtracks catastrophically
CVE-2026-70493
Fix available
6.5 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Stored XSS via unescaped KaTeX render-error fallback in rendered messages
CVE-2026-70492
Fix available
8.7 High
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openwebui open webui, open-webui +1 more
Open WebUI: Tool source code disclosed to read-only users via the tool list and get endpoints
CVE-2026-70491
Fix available
6.5 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Unapproved accounts can open terminal sessions via a WebSocket auth path missing the role check
CVE-2026-70490
Fix available
6.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Instance-wide stall via automation recurrence rules that force multi-second parsing
CVE-2026-70489
Fix available
6.5 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: DNS Rebinding SSRF Bypass
CVE-2026-54020
Fix available
6.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Deletion of directories and file embeddings in other knowledge bases via sync cleanup
CVE-2026-70488
Fix available
4.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Cross-user file content disclosure via request-scoped direct model knowledge metadata
CVE-2026-70487
Fix available
5.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Same-origin XSS to account takeover via terminal file-preview iframe hardcoding allow-same-origin
CVE-2026-70486
Fix available
8.2 High
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openwebui open webui, open-webui +1 more
Open WebUI: Any authenticated user can reach internal services and cloud metadata via NAT64-encoded URLs
CVE-2026-70485
Fix available
7.1 High
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openwebui open webui, open-webui +1 more
Open WebUI: Users denied the image-generation permission can still generate images via chat completions
CVE-2026-70484
Fix available
4.3 Medium
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openwebui open webui, open-webui +1 more
Open WebUI: Any authenticated user can cancel another user's chat generation via the chat delete endpoint
CVE-2026-70483
Fix available
3.1 Low
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