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CVE-2026-54008

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, backend/open_webui/utils/oauth.py::_process_picture_url calls validate_url(picture_url) on the initial URL only, then invokes aiohttp.ClientSession.get(picture_url, ...) without allow_redirects=False. aiohttp's default is allow_redirects=True, max_redirects=10; the function does not pass the project's AIOHTTP_CLIENT_ALLOW_REDIRECTS env constant either. An attacker with a valid OAuth
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2a3eb39b22925012d86deb1d1a524facb9debb78e7e89069b53ca05d690fcb6a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
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:a39e5ac56efc2b1aa62f5d3666f0b2c53e0f03f6f2405c806852fcdde1b58464 · sha256:b1cdbffa9325d88f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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:a39e5ac56efc2b1aa62f5d3666f0b2c53e0f03f6f2405c806852fcdde1b58464 · sha256:b1cdbffa9325d88f… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-918","description":"CWE-918: Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a39e5ac56efc2b1aa62f5d3666f0b2c53e0f03f6f2405c806852fcdde1b58464 · sha256:b1cdbffa9325d88f… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["exploit"],"url":"https://github.com/open-webui/open-webui/security/advisories/GHSA-226f-f24g-524w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a39e5ac56efc2b1aa62f5d3666f0b2c53e0f03f6f2405c806852fcdde1b58464 · sha256:b1cdbffa9325d88f… · /containers/adp/0/references/0
{"name":"https://github.com/open-webui/open-webui/security/advisories/GHSA-226f-f24g-524w","tags":["x_refsource_CONFIRM"],"url":"https://github.com/open-webui/open-webui/security/advisories/GHSA-226f-f24g-524w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a39e5ac56efc2b1aa62f5d3666f0b2c53e0f03f6f2405c806852fcdde1b58464 · sha256:b1cdbffa9325d88f… · /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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