{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-19042", "assignerOrgId": "13430f76-86eb-43b2-a71c-82c956ef31b6", "state": "PUBLISHED", "assignerShortName": "TV", "dateReserved": "2026-08-06T06:13:29.904Z", "datePublished": "2026-08-26T09:16:13.127Z", "dateUpdated": "2026-08-26T09:16:13.127Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "13430f76-86eb-43b2-a71c-82c956ef31b6", "shortName": "TV", "dateUpdated": "2026-08-26T09:16:13.127Z"}, "title": "Command Injection in TeamViewer Desktop Client for Linux through Chat Link Handling", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-78", "description": "CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')", "type": "CWE"}]}], "affected": [{"vendor": "TeamViewer", "product": "Full Client", "platforms": ["Linux"], "versions": [{"status": "affected", "version": "15.0", "lessThan": "15.81.5", "versionType": "custom"}, {"status": "affected", "version": "14.0", "lessThan": "14.7.488838", "versionType": "custom"}, {"status": "affected", "version": "13.0", "lessThan": "13.2.153978", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TeamViewer", "product": "Host", "platforms": ["Linux"], "versions": [{"status": "affected", "version": "15.0", "lessThan": "15.81.5", "versionType": "custom"}, {"status": "affected", "version": "14.0", "lessThan": "14.7.488838", "versionType": "custom"}, {"status": "affected", "version": "13.0", "lessThan": "13.2.153978", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A command injection vulnerability in TeamViewer Full\nClient and Host for Linux prior to version 15.81.5 allows a remote attacker to\nexecute arbitrary commands in the context of the current user via a specially\ncrafted URL sent through the out-of-session chat feature. Exploitation requires\nuser interaction by clicking the malicious link.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>A command injection vulnerability in TeamViewer Full\nClient and Host for Linux prior to version 15.81.5 allows a remote attacker to\nexecute arbitrary commands in the context of the current user via a specially\ncrafted URL sent through the out-of-session chat feature. Exploitation requires\nuser interaction by clicking the malicious link.</p>"}]}], "references": [{"url": "https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1009/", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 8.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}}], "solutions": [{"lang": "en", "value": "Update to the latest available client version.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div>Update to the latest available client version.</div>"}]}], "credits": [{"lang": "en", "value": "HeaZzy (Mathys KHALFA) & skav (Antoine RIEUL)", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.4"}}}}

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{"affected": [{"configurations": [{"platform": ["linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[15.0,15.81.5)"}}, {"platform": ["linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[14.0,14.7.488838)"}}, {"platform": ["linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[13.0,13.2.153978)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Full Client", "source": "cna", "vendor": "TeamViewer"}, "product": "full_client", "vendor": "teamviewer"}, {"configurations": [{"platform": ["linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[15.0,15.81.5)"}}, {"platform": ["linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[14.0,14.7.488838)"}}, {"platform": ["linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[13.0,13.2.153978)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Host", "source": "cna", "vendor": "TeamViewer"}, "product": "host", "vendor": "teamviewer"}], "created": "2026-08-26T10:30:04.182022+00:00", "updated": "2026-08-26T10:30:04.370335+00:00", "vendors": ["teamviewer", "teamviewer$PRODUCT$full_client", "teamviewer$PRODUCT$host"]}