{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-48763", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-22T19:39:05.356Z", "datePublished": "2026-08-11T20:51:24.628Z", "dateUpdated": "2026-08-12T12:50:41.326Z"}, "containers": {"cna": {"title": "TypeBot has Arbitrary S3 Object Write in deprecated public upload endpoint via attacker-controlled filePath", "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "lang": "en", "description": "CWE-862: Missing Authorization", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/baptisteArno/typebot.io/security/advisories/GHSA-m7f5-3wcm-x2c4", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/baptisteArno/typebot.io/security/advisories/GHSA-m7f5-3wcm-x2c4"}, {"name": "https://github.com/baptisteArno/typebot.io/pull/2459", "tags": ["x_refsource_MISC"], "url": "https://github.com/baptisteArno/typebot.io/pull/2459"}, {"name": "https://github.com/baptisteArno/typebot.io/commit/7ae4c007d0987d2ca907b47e1b7418db62b8a157", "tags": ["x_refsource_MISC"], "url": "https://github.com/baptisteArno/typebot.io/commit/7ae4c007d0987d2ca907b47e1b7418db62b8a157"}, {"name": "https://github.com/baptisteArno/typebot.io/releases/tag/v3.17.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/baptisteArno/typebot.io/releases/tag/v3.17.0"}], "affected": [{"vendor": "baptisteArno", "product": "typebot.io", "versions": [{"version": "< 3.17.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-11T20:51:24.628Z"}, "descriptions": [{"lang": "en", "value": "TypeBot is a chatbot builder tool. Versions prior to 3.17.0 expose a deprecated public upload endpoint at `GET /api/v1/typebots/{typebotId}/blocks/{blockId}/storage/upload-url` that accepts an attacker-controlled `filePath` and returns a presigned S3 `PUT` URL for that exact key. Because the endpoint only checks that the referenced typebot is public and that the referenced block is a file input block, an unauthenticated attacker who knows a valid public `typebotId` and `blockId` can request presigned upload URLs for arbitrary objects in the shared bucket, including `private/...` and other tenants' `public/...` paths. Version 3.17.0 fixes this issue."}], "source": {"advisory": "GHSA-m7f5-3wcm-x2c4", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/baptisteArno/typebot.io/security/advisories/GHSA-m7f5-3wcm-x2c4", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-12T12:50:20.706540Z", "id": "CVE-2026-48763", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-12T12:50:41.326Z"}}]}}

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{"affected": [{"affectedData": [{"product": "typebot.io", "vendor": "baptisteArno", "versions": [{"status": "affected", "version": "< 3.17.0"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "TypeBot is a chatbot builder tool. Versions prior to 3.17.0 expose a deprecated public upload endpoint at `GET /api/v1/typebots/{typebotId}/blocks/{blockId}/storage/upload-url` that accepts an attacker-controlled `filePath` and returns a presigned S3 `PUT` URL for that exact key. Because the endpoint only checks that the referenced typebot is public and that the referenced block is a file input block, an unauthenticated attacker who knows a valid public `typebotId` and `blockId` can request presigned upload URLs for arbitrary objects in the shared bucket, including `private/...` and other tenants' `public/...` paths. Version 3.17.0 fixes this issue."}], "id": "CVE-2026-48763", "lastModified": "2026-08-12T13:17:22.633", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.2, "source": "[email protected]", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-48763", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-12T12:50:20.706540Z", "version": "2.0.3"}}]}, "published": "2026-08-11T21:17:36.810", "references": [{"source": "[email protected]", "url": "https://github.com/baptisteArno/typebot.io/commit/7ae4c007d0987d2ca907b47e1b7418db62b8a157"}, {"source": "[email protected]", "url": "https://github.com/baptisteArno/typebot.io/pull/2459"}, {"source": "[email protected]", "url": "https://github.com/baptisteArno/typebot.io/releases/tag/v3.17.0"}, {"source": "[email protected]", "url": "https://github.com/baptisteArno/typebot.io/security/advisories/GHSA-m7f5-3wcm-x2c4"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/baptisteArno/typebot.io/security/advisories/GHSA-m7f5-3wcm-x2c4"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "[email protected]", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,3.17.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "typebot.io", "source": "cna", "vendor": "baptisteArno"}, "product": "typebot.io", "vendor": "baptistearno"}], "created": "2026-08-12T12:45:02.793368+00:00", "updated": "2026-08-12T12:45:02.793405+00:00", "vendors": ["baptistearno", "baptistearno$PRODUCT$typebot.io"]}