Missing Authorization

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Missing Authorization in the getsourcesfromitems process. An attacker can access unauthorized file and knowledge base content by supplying known file or knowledge base identifiers to the chat completion API,...

Open WebUI's Ollama Model Access Control Bypass via /api/generate, /api/embed, /api/embeddings, and /api/show

Ollama Model Access Control Bypass via /api/generate, /api/embed, /api/embeddings, and /api/show Affected Component Ollama proxy endpoints missing model access control: - backend/openwebui/routers/ollama.py lines 955-995, generatecompletion - backend/openwebui/routers/ollama.py lines 835-881, emb...

Open WebUI has Knowledge Base Destruction and RAG Poisoning via Unauthorized Collection Overwrite

Knowledge Base Destruction and RAG Poisoning via Unauthorized Collection Overwrite Affected Component Retrieval web/YouTube processing endpoints: - backend/openwebui/routers/retrieval.py lines 1810-1837, processweb - backend/openwebui/routers/retrieval.py the parallel processyoutube endpoint -...

CVE-2026-42160 Data Space Portal: Incorrect Authorization and Client-Side Enforcement of Server-Side Security in ghcr.io/sovity/ds-portal-ce-backend

Data Space Portal is an open-source Software as a Service SaaS solution designed to streamline Dataspace management. From version 2.1.1 to before version 7.3.2, there is insufficient authorization in the dataspace-portal backend regarding self-registered "PENDING" organization / user accounts. Th...

Missing Authorization

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Missing Authorization in the basemodelid process. An attacker can gain unauthorized access to restricted models by creating a new model that chains to a restricted base model and invoking it, causing the serv...

Insufficient Session Expiration

Overview Affected versions of this package are vulnerable to Insufficient Session Expiration due to the failure to revoke existing refresh tokens in the auth.refreshtokens and auth.oauth2refreshtokens tables after a password change. An attacker can maintain unauthorized access to a user's account...

Insufficient Session Expiration

Overview Affected versions of this package are vulnerable to Insufficient Session Expiration due to the failure to revoke existing refresh tokens in the auth.refreshtokens and auth.oauth2refreshtokens tables after a password change. An attacker can maintain unauthorized access to a user's account...

GHSA-7HGR-XVRR-XPW3 nhost has Session Persistence After Password Change

Description When a user changes their password, either through the authenticated password change endpoint or a password reset ticket, the ChangePassword workflow correctly hashes and persists the new password via UpdateUserChangePassword. However, it does not revoke existing sessions. The...

Directory Traversal

Overview potato-annotation is an A flexible, stand-alone, web-based platform for text annotation tasks Affected versions of this package are vulnerable to Directory Traversal via the validatepathsecurity function. An attacker can gain unauthorized access to files outside the intended project...

EUVD-2025-209741

The CloudStack Backup plugin has an improper access logic in versions 4.21.0.0 and 4.22.0.0. Anyone with authenticated user-account access in CloudStack 4.21.0.0+ environments, where this plugin is enabled and have access to specific APIs can create new VMs using backups of any other user of the...

EUVD-2026-28550

Instances deployed via the Proxmox extension allow unauthorized access to instances belonging to other tenants. This issue affects Apache CloudStack: from 4.21.0.0 through 4.22.0.0. The Proxmox extension for CloudStack improperly uses a user-editable instance setting, proxmoxvmid, to associate...

CVE-2026-25199

Instances deployed via the Proxmox extension allow unauthorized access to instances belonging to other tenants. This issue affects Apache CloudStack: from 4.21.0.0 through 4.22.0.0. The Proxmox extension for CloudStack improperly uses a user-editable instance setting, proxmoxvmid, to associate...

CVE-2026-25199 Apache CloudStack: Proxmox Extension Allows Unauthorized Cross-Tenant Instance Access

Instances deployed via the Proxmox extension allow unauthorized access to instances belonging to other tenants. This issue affects Apache CloudStack: from 4.21.0.0 through 4.22.0.0. The Proxmox extension for CloudStack improperly uses a user-editable instance setting, proxmoxvmid, to associate...

CVE-2026-25199

The CVE describes a vulnerability in the Proxmox extension for Apache CloudStack (affecting 4.21.0.0–4.22.0.0) where the user-editable proxmox_vmid setting is not validated against tenant ownership. An unauthenticated attacker can modify proxmox_vmid to reference a VM owned by another account, gr...

CVE-2026-25199 Apache CloudStack: Proxmox Extension Allows Unauthorized Cross-Tenant Instance Access

Instances deployed via the Proxmox extension allow unauthorized access to instances belonging to other tenants. This issue affects Apache CloudStack: from 4.21.0.0 through 4.22.0.0. The Proxmox extension for CloudStack improperly uses a user-editable instance setting, proxmoxvmid, to associate...

CVE-2025-66467 Apache CloudStack: MinIO policy remains intact on bucket deletion

Missing MinIO policy cleanup on bucket deletion via Apache CloudStack allows users to retain access to buckets which they previously owned. If another user creates a new bucket with the same name, the previous owners can gain unauthorized read and write access to it by using the previously...

CVE-2025-66467

CVE-2025-66467 affects Apache CloudStack in scenarios where MinIO policy cleanup is not performed on bucket deletion. The issue allows previous bucket owners to retain access to buckets they formerly owned: if another user creates a bucket with the same name, those prior owners can gain unauthori...

CVE-2025-66467 Apache CloudStack: MinIO policy remains intact on bucket deletion

Missing MinIO policy cleanup on bucket deletion via Apache CloudStack allows users to retain access to buckets which they previously owned. If another user creates a new bucket with the same name, the previous owners can gain unauthorized read and write access to it by using the previously...

CVE-2025-66171 Apache CloudStack: Any user can create a new VM from backups they should not have access to

The CloudStack Backup plugin has an improper access logic in versions 4.21.0.0 and 4.22.0.0. Anyone with authenticated user-account access in CloudStack 4.21.0.0+ environments, where this plugin is enabled and have access to specific APIs can create new VMs using backups of any other user of the...

CVE-2026-6915

A flaw was found in MongoDB. An authenticated user could exploit an authorization flaw in the user management command. This allows them to make limited changes to authentication-related data associated with another user account. Such modifications could affect how authentication is performed for...