CVE Vulnerability Catalog

Translated CVE descriptions from NVD NIST - in English

CISA KEV catalog updated: (v2026.07.21)

CVE-2026-45395
High

Open WebUI is an artificial intelligence platform that prior to version 0.9.5 did not check tool management permissions during tool updates. This allows users who have been denied permissions to replace the server-side Python content of a tool, potentially leading to unauthorized code execution.

CVE-2026-44721
High

Open WebUI prior to version 0.9.0 contained an XSS vulnerability that allowed authenticated users with model creation permissions to execute arbitrary JavaScript in the browsers of other users, including admins, who viewed the malicious model in the chat UI.

CVE-2026-45675
High

Open WebUI is a self-hosted artificial intelligence platform that prior to version 0.9.0 had a vulnerability in the LDAP and OAuth authentication flows. They used a TOCTOU pattern, which could lead to unauthorized assignment of the admin role to the first user.

CVE-2026-45671
High

In Open WebUI prior to version 0.9.0, any authenticated user could permanently delete files owned by other users via DELETE /api/v1/files/{id} if the target file was referenced in any shared chat. The has_access_to_file() authorization gate did not check the requesting user's identity or the type of operation being performed.

CVE-2026-45399
High

Open WebUI is an artificial intelligence platform that, prior to version 0.9.0, allowed authenticated users with low privileges to enumerate active background tasks and stop tasks belonging to other users. This represents a serious authorization vulnerability affecting integrity and usability in multi-user environments.

CVE-2026-45349
High

Open WebUI is a self-hosted artificial intelligence platform that prior to version 0.9.0 allowed users to continue another user's conversation using their Chat ID and their own API key.

CVE-2026-45331
High

In versions prior to 0.9.0 of the Open WebUI platform, the validate_url() function improperly validates IPv6 addresses, allowing any address to pass through the filter. Additionally, IPv4-mapped IPv6 addresses and several reserved IPv4 ranges are not blocked.

CVE-2026-44556
High

In versions prior to 0.9.0, the /responses endpoint in the OpenAI router accepts any authenticated user and forwards requests to LLM providers without enforcing per-model access control. This allows any authenticated user to interact with any model configured on the instance.

CVE-2026-44555
High

Open WebUI prior to version 0.9.0 has a vulnerability that allows users with default model creation permissions to create chained models referencing restricted base models. Access verification for base models is not performed, enabling unauthorized access.

CVE-2026-44554
High

Open WebUI is a self-hosted artificial intelligence platform that prior to version 0.9.0 did not verify user permissions for modifying data collections. The POST /api/v1/retrieval/process/web endpoint accepted parameters that could lead to unauthorized deletion of data collections.

CVE-2026-44553
High

Open WebUI is an offline AI platform that prior to version 0.9.0 did not update the session pool after administrative role changes and user deletions. A user whose admin role was revoked retained admin privileges within their existing Socket.IO session as long as they kept the connection alive.

CVE-2026-44552
High

In versions prior to 0.9.0 of Open WebUI, the tool_servers and terminal_servers keys in utils/tools.py do not use a prefix, leading to key collisions when multiple instances share a Redis database. This can result in one instance overwriting the tool server configuration of another instance.

CVE-2026-8686
High

Missing bounds validation in the MQTT v5.0 property parser in coreMQTT before 5.0.1 allows an MQTT broker to cause a denial of service by sending a crafted packet.

CVE-2026-46408
High

Vvveb is a powerful and easy to use content management system (CMS) that had a vulnerability in the checkout endpoint prior to version 1.0.8.3. It allowed logged-in attackers to reuse another user's cart data in their own checkout session.

CVE-2026-46407
High

Vvveb is a powerful and easy to use content management system (CMS) that prior to version 1.0.8.3 allowed an authenticated administrator to load another administrator's API token list by supplying that user's admin_id. This can disclose sensitive API tokens belonging to other administrators.

CVE-2026-46367
High

phpMyFAQ before version 4.1.2 contains a stored cross-site scripting vulnerability in the Utils::parseUrl() function. This allows authenticated users to inject JavaScript via malformed URLs in comments.

CVE-2026-46366
High

phpMyFAQ before version 4.1.2 contains an information disclosure vulnerability in the getIdFromSolutionId() method that lacks permission filtering. This allows unauthenticated attackers to enumerate restricted FAQ entries and read their titles via the /solution_id_{id}.html endpoint.

CVE-2026-46359
High

phpMyFAQ before version 4.1.2 contains a SQL injection vulnerability in CurrentUser::setTokenData that allows authenticated attackers to execute arbitrary SQL by injecting malicious OAuth token claims.

CVE-2026-45800
High

In Vvveb CMS prior to version 1.0.8.3, there is an SQL injection issue in the user order history page. An authenticated user can exploit URL parameters to manipulate SQL queries.

CVE-2026-44826
High

Vvveb CMS prior to version 1.0.8.2 does not validate the sign of the quantity parameter on the cart-add endpoint. Submitting a negative integer was accepted by the server, leading to negative values in order calculations.

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