{"id":"CVE-2026-23571","state":"PUBLISHED","title":"Command Injection in 1E-Nomad-RunPkgStatusRequest Instruction in TeamViewer DEX","description":"A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Nomad-RunPkgStatusRequest instruction. Improper input validation allows authenticated attackers with actioner privilege to run elevated arbitrary commands on connected hosts via malicious commands injected into the instruction’s input field. Users of 1E Client version 24.5 or higher are not affected.","publishedAt":"2026-01-29T08:41:45.941Z","updatedAt":"2026-01-29T16:53:17.959Z","severity":{"score":6.8,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","source":"TV"},"assigner":"TV","products":["TeamViewer DEX"],"affected":[{"vendor":"TeamViewer","product":"DEX","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"20","versionType":"custom"}],"modules":["1E-Nomad-RunPkgStatusRequest Instruction"]}],"references":["https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1002/"],"weaknesses":["CWE-20"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/23xxx/CVE-2026-23571.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23571","state":"PUBLISHED","datePublished":"2026-01-29T08:41:45.941Z","dateUpdated":"2026-01-29T16:53:17.959Z","assignerShortName":"TV","assignerOrgId":"13430f76-86eb-43b2-a71c-82c956ef31b6","dateReserved":"2026-01-14T13:54:40.322Z"},"containers":{"cna":{"title":"Command Injection in 1E-Nomad-RunPkgStatusRequest Instruction in TeamViewer DEX","descriptions":[{"lang":"en","value":"A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Nomad-RunPkgStatusRequest instruction. Improper input validation allows authenticated attackers with actioner privilege to run elevated arbitrary commands on connected hosts via malicious commands injected into the instruction’s input field. Users of 1E Client version 24.5 or higher are not affected."}],"affected":[{"vendor":"TeamViewer","product":"DEX","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"20","versionType":"custom"}],"modules":["1E-Nomad-RunPkgStatusRequest Instruction"]}],"references":[{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1002/"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.8,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","description":"CWE-20 Improper Input Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"TV","orgId":"13430f76-86eb-43b2-a71c-82c956ef31b6","dateUpdated":"2026-01-29T08:41:45.941Z"},"credits":[{"lang":"en","type":"finder","value":"Lockheed Martin Red Team"}],"impacts":[{"capecId":"CAPEC-248","descriptions":[{"lang":"en","value":"CAPEC-248 Command Injection"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Update the TeamViewer DEX Client (1E Client) to the latest available version. Remove the instruction 1E-Nomad-RunPkgStatusRequest from DEX Portal."}],"value":"Update the TeamViewer DEX Client (1E Client) to the latest available version. Remove the instruction 1E-Nomad-RunPkgStatusRequest from DEX Portal."}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-29T15:57:13.887818Z","id":"CVE-2026-23571","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-29T16:53:17.959Z"}}]}}}