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CVE-2026-54019

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, Open WebUI added collection-level ACL checks, but the patch can still be bypassed when Milvus multitenancy mode is enabled. The ACL allows unknown non-KB collection names as legacy/ephemeral collections. In Milvus multitenancy mode, that user-controlled collection name becomes a resource_id and is interpolated into a Milvus expression without escaping. This is caused by an incomplet
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:43f3b0be9e5949b698c017035e7e60e9b4c84e48e4aeca5297b019ba8a283e42
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-943","description":"CWE-943: Improper Neutralization of Special Elements in Data Query Logic","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3a3d31e5df97e13bd42e5d5b56c3854d656694f52503192efca0ad3ab55feca4 · sha256:832ff92fcaacc2b3… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3a3d31e5df97e13bd42e5d5b56c3854d656694f52503192efca0ad3ab55feca4 · sha256:832ff92fcaacc2b3… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"open-webui","vendor":"open-webui","versions":[{"status":"affected","version":"< 0.9.6"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:3a3d31e5df97e13bd42e5d5b56c3854d656694f52503192efca0ad3ab55feca4 · sha256:832ff92fcaacc2b3… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3a3d31e5df97e13bd42e5d5b56c3854d656694f52503192efca0ad3ab55feca4 · sha256:832ff92fcaacc2b3… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-943","description":"CWE-943: Improper Neutralization of Special Elements in Data Query Logic","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3a3d31e5df97e13bd42e5d5b56c3854d656694f52503192efca0ad3ab55feca4 · sha256:832ff92fcaacc2b3… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3a3d31e5df97e13bd42e5d5b56c3854d656694f52503192efca0ad3ab55feca4 · sha256:832ff92fcaacc2b3… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["exploit"],"url":"https://github.com/open-webui/open-webui/security/advisories/GHSA-p5cp-r7rg-qpxc"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3a3d31e5df97e13bd42e5d5b56c3854d656694f52503192efca0ad3ab55feca4 · sha256:832ff92fcaacc2b3… · /containers/adp/0/references/0
{"name":"https://github.com/open-webui/open-webui/security/advisories/GHSA-p5cp-r7rg-qpxc","tags":["x_refsource_CONFIRM"],"url":"https://github.com/open-webui/open-webui/security/advisories/GHSA-p5cp-r7rg-qpxc"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3a3d31e5df97e13bd42e5d5b56c3854d656694f52503192efca0ad3ab55feca4 · sha256:832ff92fcaacc2b3… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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