GHSA-PCVC-8VRV-8Q6W Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends

Summary The built-in knowledge search tool returns knowledge bases the calling user has no access to. The tool works out which knowledge bases the caller may read and hands that set to the vector store as a search filter, and that filter is the only access control on the path. Most of the shipped...

Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends

Summary The built-in knowledge search tool returns knowledge bases the calling user has no access to. The tool works out which knowledge bases the caller may read and hands that set to the vector store as a search filter, and that filter is the only access control on the path. Most of the shipped...

CVE-2026-87017

Open WebUI , a self-hosted AI platform, contains an information disclosure flaw in its built-in knowledge search tool . From version 0.7.0 through 0.11.1 , the tool passed the caller's readable knowledge identifiers through a metadata filter, but the search methods in eleven shipped vector backen...

PT-2026-89168

Summary The built-in knowledge search tool returns knowledge bases the calling user has no access to. The tool works out which knowledge bases the caller may read and hands that set to the vector store as a search filter, and that filter is the only access control on the path. Most of the shipped...

CVE-2026-60090

CVE-2026-60090 affects PraisonAI prior to 4.6.78, exposing a SQL/CQL injection risk via the vector dimension in the PGVector and Cassandra knowledge-store backends. The root cause is that the caller-controlled dimension value is interpolated into the generated CREATE TABLE DDL without runtime enf...

PT-2026-57433

PraisonAI before 4.6.78 fails to validate the caller-controlled dimension argument in the PGVector and Cassandra knowledge-store create collection backends. Although schema, keyspace, and collection-name identifiers are validated, the dimension value declared as int but not enforced at runtime is...

PT-2026-55377

agno 2.6.5 contains a SQL injection vulnerability in the ClickHouse vector database backend that allows attackers to inject arbitrary SQL expressions by supplying malicious metadata keys and values to the delete by metadata method. Attackers can exploit the unsafe f-string interpolation in...