CVE-2026-80104

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A path composed with that operator discards the left operand when the right one is absolute and follows parent references otherwise, so a filename such as ../../../tmp/x or /tmp/x resolves outside the intended directory; nothing canonicalises the result, checks that it remains under the upload root, or prevents a .py suffix. The route's only dependency is get_user_from_headers in dbgpt_serve/utils/auth.py, which returns a request carrying the admin role whether or not a user_id header is supplied, so the endpoint is reachable without credentials. 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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,*]"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "db-gpt", "vendor": "dbgpt"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.8.0,0.8.1)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "DB-GPT", "source": "cna", "vendor": "eosphoros-ai"}, "product": "db-gpt", "vendor": "eosphoros-ai"}], "created": "2026-08-26T00:30:06.053658+00:00", "updated": "2026-08-26T03:00:09.522130+00:00", "vendors": ["dbgpt", "dbgpt$PRODUCT$db-gpt", "eosphoros-ai", "eosphoros-ai$PRODUCT$db-gpt"]}