{"api_version":"1","generated_at":"2026-11-12T23:35:36+00:00","cve":"CVE-2026-127063","urls":{"html":"https://cve.report/CVE-2026-127063","api":"https://cve.report/api/cve/CVE-2026-127063.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-127063","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-127063"},"summary":{"title":"CVE-2026-127063","description":"The\nthird-party RMM+ extension for ConnectWise ScreenConnect uses a static API\nsecret by default. The value can be changed by an administrator; however,\nenvironments retaining the default value may allow unauthorized access to\nextension API functionality, including the ability to send commands to managed\nagents. This issue is specific to the third-party extension and does not affect\nthe ScreenConnect server or client.\n\n\n\n\n\nScope: This issue affects the third-party RMM+\nextension for ConnectWise ScreenConnect. Deployments without the extension are\nnot affected. ScreenConnect server or client software are not impacted.","state":"PUBLISHED","assigner":"ConnectWise","published_at":"2026-11-12 18:17:39","updated_at":"2026-11-12 20:04:52"},"problem_types":["CWE-1392","CWE-1392 CWE-1392 Use of default credentials"],"metrics":[{"version":"4.0","source":"7d616e1a-3288-43b1-a0dd-0a65d3e70a49","type":"Secondary","score":"9.3","severity":"CRITICAL","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","data":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":9.3,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}},{"version":"4.0","source":"CNA","type":"CVSS","score":"9.3","severity":"CRITICAL","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","data":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.3,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"}}],"references":[{"url":"https://github.com/ConnectWise-Advisories/Disclosures/tree/main/CVE-2026-127063","name":"https://github.com/ConnectWise-Advisories/Disclosures/tree/main/CVE-2026-127063","refsource":"7d616e1a-3288-43b1-a0dd-0a65d3e70a49","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-127063","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-127063","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"DataComm","product":"RMM+","version":"affected All extension versions","platforms":[]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"Cloud: No action required. ConnectWise disabled and removed the\naffected third-party RMM+ extensions from cloud-hosted ScreenConnect\nenvironments.\n\n\n\n\n\nOn-Premise:\n\n\n\n\n\n\n\n  *  Disable the RMM+ extension immediately and verify that it\nremains disabled.\n  *  Do not re-enable or reinstall it pending further guidance.","time":"","lang":"en"}],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-127063","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-11-12T18:03:16.134942Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-11-12T19:03:49.355Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","modules":["ScreenConnect extension API"],"product":"RMM+","vendor":"DataComm","versions":[{"status":"affected","version":"All extension versions"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>The\nthird-party RMM+ extension for ConnectWise ScreenConnect uses a static API\nsecret by default. The value can be changed by an administrator; however,\nenvironments retaining the default value may allow unauthorized access to\nextension API functionality, including the ability to send commands to managed\nagents. This issue is specific to the third-party extension and does not affect\nthe ScreenConnect server or client.</p>\n\n<p><b>Scope</b>: This issue affects the third-party RMM+\nextension for ConnectWise ScreenConnect. Deployments without the extension are\nnot affected. ScreenConnect server or client software are not impacted.&nbsp;</p>"}],"value":"The\nthird-party RMM+ extension for ConnectWise ScreenConnect uses a static API\nsecret by default. The value can be changed by an administrator; however,\nenvironments retaining the default value may allow unauthorized access to\nextension API functionality, including the ability to send commands to managed\nagents. This issue is specific to the third-party extension and does not affect\nthe ScreenConnect server or client.\n\n\n\n\n\nScope: This issue affects the third-party RMM+\nextension for ConnectWise ScreenConnect. Deployments without the extension are\nnot affected. ScreenConnect server or client software are not impacted."}],"impacts":[{"capecId":"CAPEC-70","descriptions":[{"lang":"en","value":"CAPEC-70 Try Common or Default Usernames and Passwords"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.3,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1392","description":"CWE-1392 Use of default credentials","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-11-12T17:50:07.196Z","orgId":"7d616e1a-3288-43b1-a0dd-0a65d3e70a49","shortName":"ConnectWise"},"references":[{"url":"https://github.com/ConnectWise-Advisories/Disclosures/tree/main/CVE-2026-127063"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p><b>Cloud:&nbsp;</b><span>No action required. ConnectWise disabled and removed the\naffected third-party RMM+ extensions from cloud-hosted ScreenConnect\nenvironments.</span></p>\n\n<p><b>On-Premise:</b></p>\n\n<p></p><ul><li>Disable the RMM+ extension immediately and verify that it\nremains disabled.</li><li>Do not re-enable or reinstall it pending further guidance.</li></ul><p></p>"}],"value":"Cloud: No action required. ConnectWise disabled and removed the\naffected third-party RMM+ extensions from cloud-hosted ScreenConnect\nenvironments.\n\n\n\n\n\nOn-Premise:\n\n\n\n\n\n\n\n  *  Disable the RMM+ extension immediately and verify that it\nremains disabled.\n  *  Do not re-enable or reinstall it pending further guidance."}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}}},"cveMetadata":{"assignerOrgId":"7d616e1a-3288-43b1-a0dd-0a65d3e70a49","assignerShortName":"ConnectWise","cveId":"CVE-2026-127063","datePublished":"2026-11-12T17:50:07.196Z","dateReserved":"2026-11-12T13:32:52.223Z","dateUpdated":"2026-11-12T19:03:49.355Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-11-12 18:17:39","lastModifiedDate":"2026-11-12 20:04:52","problem_types":["CWE-1392","CWE-1392 CWE-1392 Use of default credentials"],"metrics":{"cvssMetricV40":[{"source":"7d616e1a-3288-43b1-a0dd-0a65d3e70a49","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":9.3,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-11-12T18:03:16.134942Z","id":"CVE-2026-127063","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"127063","Ordinal":"1","Title":"CVE-2026-127063","CVE":"CVE-2026-127063","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"127063","Ordinal":"1","NoteData":"The\nthird-party RMM+ extension for ConnectWise ScreenConnect uses a static API\nsecret by default. The value can be changed by an administrator; however,\nenvironments retaining the default value may allow unauthorized access to\nextension API functionality, including the ability to send commands to managed\nagents. This issue is specific to the third-party extension and does not affect\nthe ScreenConnect server or client.\n\n\n\n\n\nScope: This issue affects the third-party RMM+\nextension for ConnectWise ScreenConnect. Deployments without the extension are\nnot affected. ScreenConnect server or client software are not impacted.","Type":"Description","Title":"CVE-2026-127063"}]}}}