{"id":"CVE-2026-127063","aliases":[],"cve":{"records":[{"id":"CVE-2026-127063","source":"ConnectWise","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-11-12T13:32:52.223Z","published":"2026-11-12T17:50:07.196Z","modified":"2026-11-13T05:00:55.527Z"}],"publishers":[{"name":"ConnectWise","role":"CNA","organizationId":"7d616e1a-3288-43b1-a0dd-0a65d3e70a49","modified":"2026-11-12T17:50:07.196Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-11-13T05:00:55.527Z"}],"references":[{"url":"https://github.com/ConnectWise-Advisories/Disclosures/tree/main/CVE-2026-127063","tags":[],"source":"ConnectWise"}],"weaknesses":[{"id":"CWE-1392","description":"CWE-1392 Use of default credentials","source":"ConnectWise"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-11-12T00:00:00+00:00","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"yes"},{"name":"Technical Impact","value":"total"}]}]},"title":"The third-party RMM+ extension for ConnectWise ScreenConnect uses a static API secret by default.","titleSource":"ConnectWise","descriptionSource":"ConnectWise","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.","score":9.3,"severity":"critical","published":"2026-11-12T17:50:07.196Z","modified":"2026-11-13T05:00:55.527Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"DataComm","name":"RMM+","platforms":[],"versions":[{"version":"All extension versions","status":"affected"}],"defaultStatus":"unaffected","cpes":[],"source":"ConnectWise","url":"https://www.cve.org/CVERecord?id=CVE-2026-127063"}],"remediation":[{"text":"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":"ConnectWise","url":"https://www.cve.org/CVERecord?id=CVE-2026-127063"}],"references":["https://github.com/ConnectWise-Advisories/Disclosures/tree/main/CVE-2026-127063"],"sources":[{"name":"CVE","id":"CVE-2026-127063","modified":"2026-11-13T05:00:55.527Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-127063"}],"assessments":[{"source":"ConnectWise","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","score":9.3}],"sourceAffected":[],"observedAt":"2026-11-13T06:13:29.411Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T00:55:33.128Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-12T19:35:39.587Z","attemptedAt":"2026-11-12T19:35:39.587Z"},{"source":"GHSA","status":"available","checkedAt":"2026-11-12T19:35:39.201Z","attemptedAt":"2026-11-12T19:35:39.201Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-12T19:35:39.208Z","attemptedAt":"2026-11-12T19:35:39.208Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-11-12T19:35:39.587Z","attemptedAt":"2026-11-12T19:35:39.587Z"}],"evidence":[{"source":"GitHub Advisory Database","id":"GHSA-h94v-vx95-5jpx","url":"https://github.com/advisories/GHSA-h94v-vx95-5jpx","modified":"2026-11-12T18:31:55Z","checkedAt":"2026-11-12T19:35:39.201Z"},{"source":"ENISA EUVD","id":"EUVD-2026-124597","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-124597","modified":"Nov 12, 2026, 6:31:54 PM","score":9.3,"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","checkedAt":"2026-11-12T19:35:39.208Z"},{"source":"NVD","id":"CVE-2026-127063","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-127063","modified":"2026-11-12T19:17:03.310","score":9.3,"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","checkedAt":"2026-11-12T19:35:39.587Z"}],"aiSummary":null}