{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-70480", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-08-04T15:24:41.339Z", "datePublished": "2026-08-04T19:43:15.645Z", "dateUpdated": "2026-08-04T19:43:15.645Z"}, "containers": {"cna": {"title": "Open WebUI: Client-side SSRF via unrestricted external resource loading in Vega/Vega-Lite chart rendering", "problemTypes": [{"descriptions": [{"cweId": "CWE-918", "lang": "en", "description": "CWE-918: Server-Side Request Forgery (SSRF)", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/open-webui/open-webui/security/advisories/GHSA-rffm-9q57-q649", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/open-webui/open-webui/security/advisories/GHSA-rffm-9q57-q649"}, {"name": "https://github.com/open-webui/open-webui/pull/26806", "tags": ["x_refsource_MISC"], "url": "https://github.com/open-webui/open-webui/pull/26806"}, {"name": "https://github.com/open-webui/open-webui/commit/5278eb906ebecefc6538a19bc86df09d997e43e6", "tags": ["x_refsource_MISC"], "url": "https://github.com/open-webui/open-webui/commit/5278eb906ebecefc6538a19bc86df09d997e43e6"}, {"name": "https://github.com/open-webui/open-webui/releases/tag/v0.11.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/open-webui/open-webui/releases/tag/v0.11.0"}], "affected": [{"vendor": "open-webui", "product": "open-webui", "versions": [{"version": ">= 0.6.34, < 0.11.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-04T19:43:15.645Z"}, "descriptions": [{"lang": "en", "value": "Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.6.34 until 0.11.0, Open WebUI renders vega and vega-lite fenced code blocks in chat content by building a Vega view in the viewer browser without a restricted resource loader. Any user who can place such a block where another user will see it can make that user browser issue attacker-chosen outbound GET requests and read responses from same-origin or CORS-permissive targets into the rendered page. This issue is fixed in 0.11.0."}], "source": {"advisory": "GHSA-rffm-9q57-q649", "discovery": "UNKNOWN"}}}}

{}

{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.6.34,0.11.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "open-webui", "source": "cna", "vendor": "open-webui"}, "product": "open-webui", "vendor": "open-webui"}], "created": "2026-08-04T21:30:12.412393+00:00", "updated": "2026-08-04T21:30:12.502750+00:00", "vendors": ["open-webui", "open-webui$PRODUCT$open-webui"]}