{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-16157", "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b", "state": "PUBLISHED", "assignerShortName": "certcc", "dateReserved": "2026-07-17T19:45:55.953Z", "datePublished": "2026-07-22T17:29:25.278Z", "dateUpdated": "2026-07-22T18:25:41.589Z"}, "containers": {"cna": {"title": "Duplicati backup software v2.3.0.1 is vulnerable to an incorrect permission assignment vulnerability", "descriptions": [{"lang": "en", "value": "Duplicati v2.3.0.1 backup software gives Authenticated Users MODIFY permissions that propagate to all subdirectories. Installing the software outside of the Program Files directory, or on a custom path, creates a LocalSystem service running from a directory that any standard local user can write to. A standard local user can overwrite any DLL in the service directory. On service restart, the OS loads the attacker's DLL before any managed code runs, executing arbitrary code as SYSTEM."}], "source": {"discovery": "UNKNOWN"}, "affected": [{"vendor": "Duplicati", "product": "Duplicati", "versions": [{"status": "affected", "version": "2.3.0.1"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-732: Incorrect Permission Assignment for Critical Resource"}]}], "references": [{"url": "https://kb.cert.org/vuls/id/847406"}], "x_generator": {"engine": "VINCE 3.0.43", "env": "prod", "origin": "https://cveawg.mitre.org/api/cve/CVE-2026-16157"}, "providerMetadata": {"orgId": "37e5125f-f79b-445b-8fad-9564f167944b", "shortName": "certcc", "dateUpdated": "2026-07-22T17:29:25.278Z"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.kb.cert.org/vuls/id/847406"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-07-22T18:25:41.589Z"}}]}}

{}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "2.3.0.1"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Duplicati", "source": "cna", "vendor": "Duplicati"}, "product": "duplicati", "vendor": "duplicati"}], "created": "2026-07-23T18:30:13.454597+00:00", "updated": "2026-07-23T20:37:08.416882+00:00", "vendors": ["duplicati", "duplicati$PRODUCT$duplicati"], "weaknesses": ["CWE-284", "CWE-732"]}