{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-18808", "assignerOrgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21", "state": "PUBLISHED", "assignerShortName": "TR-CERT", "dateReserved": "2026-08-04T12:25:23.131Z", "datePublished": "2026-09-01T13:20:59.283Z", "dateUpdated": "2026-09-01T15:43:16.040Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21", "shortName": "TR-CERT", "dateUpdated": "2026-09-01T13:20:59.283Z"}, "title": "Unauthenticated Remote Code Execution via Code Injection in Klemsan's KIO", "datePublic": "2026-09-01T13:15:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-94", "description": "CWE-94 Improper Control of Generation of Code ('Code Injection')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-242", "descriptions": [{"lang": "en", "value": "CAPEC-242 Code Injection"}]}], "affected": [{"vendor": "Klemsan Electrical Electronics Inc.", "product": "KIO (Klemsan Internet Objects)", "versions": [{"status": "affected", "version": "0", "lessThan": "v1.9", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection.\n\nThis issue affects KIO (Klemsan Internet Objects): before v1.9.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection.<p>This issue affects KIO (Klemsan Internet Objects): before v1.9.</p>"}]}], "references": [{"url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0963", "tags": ["government-resource"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}], "credits": [{"lang": "en", "value": "Yemliha \u0130PEK", "type": "finder"}], "source": {"defect": ["TR-26-0963"], "advisory": "TR-26-0963", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-01T15:43:08.701197Z", "id": "CVE-2026-18808", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2026-09-01T15:43:16.040Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-18808", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-09-01T15:43:08.701197Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-01T15:43:11.837Z"}}], "cna": {"title": "Unauthenticated Remote Code Execution via Code Injection in Klemsan's KIO", "source": {"defect": ["TR-26-0963"], "advisory": "TR-26-0963", "discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "finder", "value": "Yemliha \u0130PEK"}], "impacts": [{"capecId": "CAPEC-242", "descriptions": [{"lang": "en", "value": "CAPEC-242 Code Injection"}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Klemsan Electrical Electronics Inc.", "product": "KIO (Klemsan Internet Objects)", "versions": [{"status": "affected", "version": "0", "lessThan": "v1.9", "versionType": "custom"}], "defaultStatus": "unaffected"}], "datePublic": "2026-09-01T13:15:00.000Z", "references": [{"url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0963", "tags": ["government-resource"]}], "x_generator": {"engine": "Vulnogram 1.0.5"}, "descriptions": [{"lang": "en", "value": "Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection.\n\nThis issue affects KIO (Klemsan Internet Objects): before v1.9.", "supportingMedia": [{"type": "text/html", "value": "Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection.<p>This issue affects KIO (Klemsan Internet Objects): before v1.9.</p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-94", "description": "CWE-94 Improper Control of Generation of Code ('Code Injection')"}]}], "providerMetadata": {"orgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21", "shortName": "TR-CERT", "dateUpdated": "2026-09-01T13:20:59.283Z"}}}, "cveMetadata": {"cveId": "CVE-2026-18808", "state": "PUBLISHED", "dateUpdated": "2026-09-01T15:43:16.040Z", "dateReserved": "2026-08-04T12:25:23.131Z", "assignerOrgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21", "datePublished": "2026-09-01T13:20:59.283Z", "assignerShortName": "TR-CERT"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "KIO (Klemsan Internet Objects)", "vendor": "Klemsan Electrical Electronics Inc.", "versions": [{"lessThan": "v1.9", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "iletisim@usom.gov.tr"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection.\n\nThis issue affects KIO (Klemsan Internet Objects): before v1.9."}], "id": "CVE-2026-18808", "lastModified": "2026-09-01T16:16:53.830", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "iletisim@usom.gov.tr", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-18808", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-09-01T15:43:08.701197Z", "version": "2.0.3"}}]}, "published": "2026-09-01T14:17:26.297", "references": [{"source": "iletisim@usom.gov.tr", "url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0963"}], "sourceIdentifier": "iletisim@usom.gov.tr", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-94"}], "source": "iletisim@usom.gov.tr", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,1.9)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "KIO (Klemsan Internet Objects)", "source": "cna", "vendor": "Klemsan Electrical Electronics Inc."}, "product": "kio_(klemsan_internet_objects)", "vendor": "klemsan_electrical_electronics"}], "created": "2026-09-01T15:30:04.661786+00:00", "updated": "2026-09-02T21:39:38.141062+00:00", "vendors": ["klemsan_electrical_electronics", "klemsan_electrical_electronics$PRODUCT$kio_(klemsan_internet_objects)"]}