Missing Authorization

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Missing Authorization in the processweb and processyoutube endpoints when the overwrite parameter is set to true and the collectionname is attacker-controlled. An attacker can overwrite or delete another user...

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 -...

GHSA-7R82-QHG4-6WVJ 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 -...

Open WebUI's Base Model Routing Bypasses Access Control via Model Chaining

Base Model Routing Bypasses Access Control via Model Chaining Affected Component Model chaining via basemodelid: - backend/openwebui/routers/models.py lines 170-214, createnewmodel - backend/openwebui/routers/models.py lines 254-308, importmodels - backend/openwebui/main.py lines 1696-1711, base...

GHSA-9VVH-QMJX-P4Q8 Open WebUI's Base Model Routing Bypasses Access Control via Model Chaining

Base Model Routing Bypasses Access Control via Model Chaining Affected Component Model chaining via basemodelid: - backend/openwebui/routers/models.py lines 170-214, createnewmodel - backend/openwebui/routers/models.py lines 254-308, importmodels - backend/openwebui/main.py lines 1696-1711, base...

CVE-2026-41487

Langfuse is an open source large language model engineering platform. From version 3.68.0 to before version 3.167.0, there is a role-based-access control flaw in the LLM connection update flow. An authenticated, low-privileged user of role “member” in a project could request the update of an...

CVE-2026-41487

CVE-2026-41487 affects Langfuse (open source LLM engineering platform). From version 3.68.0 up to before 3.167.0, a role-based access control flaw in the LLM connection update flow allowed an authenticated, low-privilege user with the role “member” in a project to request updating an LLM connecti...

CVE-2026-43331

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: Disable KCOV instrumentation after loadsegments The loadsegments function changes segment registers, invalidating GS base which KCOV relies on for per-cpu data. When CONFIGKCOV is enabled, any subsequent instrumented C...

BIT-JRE-2023-25193

hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger On^2 growth via consecutive marks during the process of looking back for base glyphs when attaching marks...

UBUNTU-CVE-2026-8124

A security vulnerability has been detected in GPAC up to 26.02.0. This affects the function sidxboxread of the file src/isomedia/boxcodebase.c. The manipulation leads to allocation of resources. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. The...

CVE-2026-8124 GPAC box_code_base.c sidx_box_read allocation of resources

A security vulnerability has been detected in GPAC up to 26.02.0. This affects the function sidxboxread of the file src/isomedia/boxcodebase.c. The manipulation leads to allocation of resources. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. The...

CVE-2026-8124

A security vulnerability has been detected in GPAC up to 26.02.0. This affects the function sidxboxread of the file src/isomedia/boxcodebase.c. The manipulation leads to allocation of resources. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. The...

Oracle Linux 7 : gstreamer1-plugins-bad-free, / gstreamer1-plugins-base, / and / gstreamer1-plugins-good (ELSA-2026-7673)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-7673 advisory. - Security update for CVE-2026-3082 Orabug: 39199326 gstreamer1-plugins-base - Security update for CVE-2026-2921 Orabug: 39199326 - Fixed...

PT-2026-39277

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.0 Description The get sources from items function resolves file and knowledge base references into vector search queries during chat completion. Certain code paths perform vector store queries without...

PT-2026-38795

hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger On^2 growth via consecutive marks during the process of looking back for base glyphs when attaching marks...

PT-2026-39011

Name of the Vulnerable Software and Affected Versions Langfuse versions 3.68.0 through 3.166.0 Description A role-based access control flaw exists in the LLM connection update flow. An authenticated user with the "member" role in a project can request an update to an existing LLM connection by...

PT-2026-39150

Name of the Vulnerable Software and Affected Versions fohrloop dash-uploader versions 0.1.0 through 0.7.0a2 Description A directory traversal issue allows a remote attacker to execute arbitrary code. This is possible through the dash uploader/httprequesthandler.py component, specifically within t...

PT-2026-39271

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.0 Description The 'POST /api/v1/retrieval/process/web' endpoint accepts a user-supplied collection name and an overwrite query parameter, which defaults to True. The system fails to perform authorization checks...

PT-2026-39272

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.0 Description Open WebUI allows model composition through the base model id variable, where a user-defined model can reference a base model for inference. An access control flaw exists because the system verifi...

PT-2026-39303

Name of the Vulnerable Software and Affected Versions view component versions 3.0.0 through 4.8.9 Description The system test entrypoint canonicalizes a user-controlled file path using File.realpath and verifies if the resolved path starts with the temporary directory path. This containment check...