{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-54010", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-11T16:34:11.636Z", "datePublished": "2026-06-23T16:48:22.266Z", "dateUpdated": "2026-06-23T17:39:00.328Z"}, "containers": {"cna": {"title": "Open WebUI: Forged chat-file link allows cross-user file read and deletion", "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "lang": "en", "description": "CWE-284: Improper Access Control", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-639", "lang": "en", "description": "CWE-639: Authorization Bypass Through User-Controlled Key", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-862", "lang": "en", "description": "CWE-862: Missing Authorization", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/open-webui/open-webui/security/advisories/GHSA-vrhc-3fr6-pc3c", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/open-webui/open-webui/security/advisories/GHSA-vrhc-3fr6-pc3c"}], "affected": [{"vendor": "open-webui", "product": "open-webui", "versions": [{"version": "< 0.9.6", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-06-23T16:48:22.266Z"}, "descriptions": [{"lang": "en", "value": "Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, Open WebUI lets an authenticated user attach arbitrary file_id values to their own chat message without checking whether they own or can read those files. If the attacker then shares that chat and grants themselves read access, has_access_to_file() treats the victim file as accessible through the shared chat, and the file endpoints read or delete the victim file. This vulnerability is fixed in 0.9.6."}], "source": {"advisory": "GHSA-vrhc-3fr6-pc3c", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/open-webui/open-webui/security/advisories/GHSA-vrhc-3fr6-pc3c", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-23T17:38:56.733432Z", "id": "CVE-2026-54010", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-23T17:39:00.328Z"}}]}}

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