CVE-2024-7808

CVE-2024-7808 💀 $$\colorred THIS \space EXPLOIT \space MAY \space VIOLATE \space THE \space LAW.$$ $$\colorred\space YOU \space ARE \space RESPONSIBLE \space FOR \space YOUR \space ACTIONS.$$ $$\colorredDEMONSTRATION \space PURPOSE \space ONLY.$$ DESCRIPTION RCE by Non-Admin Users via CSRF in...

enforcement-coverage

Enforcement Coverage Finds API routes that carry a weaker authorization control than their siblings. It found CVE-2026-45316 in Open WebUI from source alone, with no advisory knowledge: MISMATCH POST /notes/id/pin notes.py:pinnotebyid 3/3 comparable write operations on note require hasaccesswrite...

CVE-2026-109299

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-2026-109298

Open WebUI 0.11.0 before 0.11.4 compiles user-chosen grep patterns for its knowledge and chat file search tools with a regex engine that expands nested counted repetition unbounded at compile time and caches the result. Authenticated users can have the model call grepknowledgefiles with short...

CVE-2026-109294

Open WebUI from 0.6.42 before 0.11.4 contains an uncontrolled resource consumption vulnerability that allows authenticated users to exhaust server memory by supplying compressed remote image URLs in chat messages. Attackers can point the image field at a host returning gzip-encoded responses, whi...

CVE-2026-109289

Open WebUI from 0.8.8 before 0.11.4 contains an improper authorization vulnerability that allows deactivated users to keep executing terminal commands through an already open terminal WebSocket. Because the terminal proxy route in terminals.py checks access only on the first message, deactivated...

CVE-2026-109293

Open WebUI from 0.11.0 before 0.11.4 contains an information disclosure vulnerability that allows authenticated non-admin users with tool export permission to obtain tool source code shared with them read-only. Attackers can request GET /api/v1/tools/export to retrieve the full Python source of...

CVE-2026-109284

Open WebUI from 0.11.0 before 0.11.4 contains an improper authorization vulnerability in the chat fork handler, which places forked chats in the source chat's folder without checking folder write access. Shared folder members downgraded to read-only can call POST /api/v1/chats/id/fork on chats th...

CVE-2026-109283

Open WebUI from 0.11.1 before 0.11.4 contains an authorization bypass in the OAuth token exchange endpoint, which reads role claims only from the provider's userinfo response and keeps the user's existing role when no roles claim is found, ignoring roles sent only in the ID token. Users with a...

CVE-2026-109288

Open WebUI before 0.11.4 contains a stored cross-site scripting vulnerability in MarkdownInlineTokens.svelte, which renders markdown link URLs into anchor hrefs without validating their scheme. Authenticated users can embed javascript: links in shared chats that, when clicked by a victim, steal t...

EUVD-2026-97602

Open WebUI from 0.6.31 before 0.11.4 contains a stored cross-site scripting vulnerability in its Markdown renderer, which treats user-authored tool-call details blocks as tool output and mounts their embeds attribute in script-enabled iframes. Authenticated users can post crafted channel messages...

CVE-2026-109300

Open WebUI versions 0.6.31 through 0.11.4 are vulnerable to a stored cross-site scripting (XSS) flaw in the Markdown renderer . The root cause is that the renderer treats user-authored tool-call details blocks as tool output, mounting their embeds attribute in script-enabled iframes. An authentic...

CVE-2026-109299

Versions of Open WebUI from 0.9.0 before 0.11.4 are vulnerable to a Denial of Service (DoS) attack due to insufficient validation of recurrence rules. Authenticated users with automations permissions can submit unsatisfiable rules, such as "February 30th," to the automations create or update endp...

EUVD-2026-97601

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-2026-109298 Open WebUI 0.11.0 before 0.11.4 Memory Exhaustion via Knowledge Search Regex

Open WebUI 0.11.0 before 0.11.4 compiles user-chosen grep patterns for its knowledge and chat file search tools with a regex engine that expands nested counted repetition unbounded at compile time and caches the result. Authenticated users can have the model call grepknowledgefiles with short...

EUVD-2026-97600

Open WebUI 0.11.0 before 0.11.4 compiles user-chosen grep patterns for its knowledge and chat file search tools with a regex engine that expands nested counted repetition unbounded at compile time and caches the result. Authenticated users can have the model call grepknowledgefiles with short...

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...

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-2026-109298

The Open WebUI software (versions 0.11.0 before 0.11.4) is vulnerable to memory exhaustion due to how it handles user-chosen grep patterns in its knowledge and chat file search tools. The underlying cause is a regex engine that expands nested counted repetitions unbounded at compile time and cach...