{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23563", "assignerOrgId": "13430f76-86eb-43b2-a71c-82c956ef31b6", "state": "PUBLISHED", "assignerShortName": "TV", "dateReserved": "2026-01-14T13:54:40.321Z", "datePublished": "2026-01-29T08:39:56.105Z", "dateUpdated": "2026-01-29T08:39:56.105Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "modules": ["1E Client"], "platforms": ["Windows"], "product": "DEX", "vendor": "TeamViewer", "versions": [{"lessThan": "26.1", "status": "affected", "version": "0", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Lockheed Martin Red Team"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Improper Link Resolution Before File Access (invoked by 1E\u2011Explorer\u2011TachyonCore\u2011DeleteFileByPath instruction) in TeamViewer DEX - 1E Client before version 26.1 on Windows allows a low\u2011privileged local attacker to delete protected system files via a crafted RPC control junction or symlink that is followed when the delete instruction executes."}], "value": "Improper Link Resolution Before File Access (invoked by 1E\u2011Explorer\u2011TachyonCore\u2011DeleteFileByPath instruction) in TeamViewer DEX - 1E Client before version 26.1 on Windows allows a low\u2011privileged local attacker to delete protected system files via a crafted RPC control junction or symlink that is followed when the delete instruction executes."}], "impacts": [{"capecId": "CAPEC-132", "descriptions": [{"lang": "en", "value": "CAPEC-132 Symlink Attack"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-59", "description": "CWE-59 Improper Link Resolution Before File Access ('Link Following')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "13430f76-86eb-43b2-a71c-82c956ef31b6", "shortName": "TV", "dateUpdated": "2026-01-29T08:39:56.105Z"}, "references": [{"url": "https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1002/"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Update the TeamViewer DEX Client (1E Client) to the latest available version."}], "value": "Update the TeamViewer DEX Client (1E Client) to the latest available version."}], "source": {"discovery": "UNKNOWN"}, "title": "Privilege escalation in TeamViewer DEX via DeleteFileByPath instruction", "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Link Resolution Before File Access (invoked by 1E\u2011Explorer\u2011TachyonCore\u2011DeleteFileByPath instruction) in TeamViewer DEX - 1E Client before version 26.1 on Windows allows a low\u2011privileged local attacker to delete protected system files via a crafted RPC control junction or symlink that is followed when the delete instruction executes."}], "id": "CVE-2026-23563", "lastModified": "2026-01-29T09:16:03.793", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.5, "impactScore": 5.2, "source": "psirt@teamviewer.com", "type": "Secondary"}]}, "published": "2026-01-29T09:16:03.793", "references": [{"source": "psirt@teamviewer.com", "url": "https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1002/"}], "sourceIdentifier": "psirt@teamviewer.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-59"}], "source": "psirt@teamviewer.com", "type": "Secondary"}]}

{}

{}