{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-19061", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-08-06T08:29:01.612Z", "datePublished": "2026-08-06T17:00:09.377Z", "dateUpdated": "2026-08-06T17:00:09.377Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-08-06T17:00:09.377Z"}, "title": "Insta InstaKNXServiceApp Firmware Update CreateWebClientAndDownloadFileList data authenticity", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-345", "lang": "en", "description": "Insufficient Verification of Data Authenticity"}]}], "affected": [{"vendor": "Insta", "product": "InstaKNXServiceApp", "versions": [{"version": "1.2.3.1469", "status": "affected"}], "cpes": ["cpe:2.3:a:insta:instaknxserviceapp:*:*:*:*:*:*:*:*"], "modules": ["Firmware Update Handler"]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in Insta InstaKNXServiceApp 1.2.3.1469. Affected by this issue is the function CreateWebClientAndDownloadFileList of the component Firmware Update Handler. Executing a manipulation can lead to insufficient verification of data authenticity. It is possible to launch the attack remotely. Attacks of this nature are highly complex. The exploitation is known to be difficult. The vendor was contacted early about this disclosure but did not respond in any way."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.3, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.7, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R", "baseSeverity": "LOW"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.7, "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R", "baseSeverity": "LOW"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 2.6, "vectorString": "AV:N/AC:H/Au:N/C:N/I:P/A:N/E:ND/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-08-06T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-08-06T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-08-06T10:34:15.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "isZzzzz (VulDB User)", "type": "reporter"}, {"lang": "en", "value": "VulDB CNA Team", "type": "coordinator"}], "references": [{"url": "https://vuldb.com/vuln/386531", "name": "VDB-386531 | Insta InstaKNXServiceApp Firmware Update CreateWebClientAndDownloadFileList data authenticity", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/386531/cti", "name": "VDB-386531 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-19061", "name": "CVE-2026-19061 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/864343", "name": "Submit #864343 | Insta GmbH InstaKNXServiceApp_v1.2.3.1469.etsapp v1.2.3.1469 Insufficient Verification of Data Authenticity", "tags": ["third-party-advisory"]}, {"url": "https://gist.github.com/isZzzz/f9da7d76cf2f7b93ec3f90efe17ed323", "tags": ["broken-link"]}], "x_generator": ["VulDB PVTS v202608"]}}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.2.3.1469"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "InstaKNXServiceApp", "source": "cna", "vendor": "Insta"}, "product": "instaknxserviceapp", "vendor": "insta"}], "created": "2026-08-07T01:15:05.055443+00:00", "updated": "2026-08-07T02:00:06.375024+00:00", "vendors": ["insta", "insta$PRODUCT$instaknxserviceapp"]}