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CVE-2026-54013

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, Open WebUI patched SVG XSS in user profile images and webhook profile images but forgot to apply the same fix to model profile images. The ModelMeta class has no validate_profile_image_url field validator, and the model image serving endpoint has no MIME allowlist or nosniff header. Any authenticated user with workspace.models permission (enabled by default) can store a data:image/s
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:88d56b09e384db20a0490a3992dd3999f690b4c8ea946e4d14ec5e93013819ba
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 3 assertions

{"cweId":"CWE-116","description":"CWE-116: Improper Encoding or Escaping of Output","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-693","description":"CWE-693: Protection Mechanism Failure","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /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:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.6,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-116","description":"CWE-116: Improper Encoding or Escaping of Output","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-693","description":"CWE-693: Protection Mechanism Failure","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/open-webui/open-webui/security/advisories/GHSA-v2qm-5wxj-qhj7","tags":["x_refsource_CONFIRM"],"url":"https://github.com/open-webui/open-webui/security/advisories/GHSA-v2qm-5wxj-qhj7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/open-webui/open-webui/security/advisories/GHSA-v2qm-5wxj-qhj7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d0da9f90cfe0e8a3bb5fd074b832ed9348a4135652df3b393c9b990c9680597c · sha256:a4a1b7bc38a1e4d8… · /containers/adp/0/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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