{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-120200","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-10-31T11:44:46.346Z","datePublished":"2026-10-31T17:25:50.165Z","dateUpdated":"2026-10-31T17:25:50.165Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-31T17:25:50.165Z"},"datePublic":"2026-10-30T00:00:00.000Z","title":"Nexterm through 1.2.2-BETA Missing Authorization in Server Session Lifecycle Routes","descriptions":[{"lang":"en","value":"Nexterm through 1.2.2-BETA contains a missing authorization vulnerability that allows authenticated users to hibernate, resume, or terminate other users' remote sessions via session lifecycle routes. Attackers who obtain a session ID can call the hibernate, resume, or DELETE connection endpoints to disrupt live SSH, RDP, VNC, or SFTP sessions."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Authorization Bypass Through User-Controlled Key","cweId":"CWE-639","type":"CWE"}]}],"affected":[{"vendor":"gnmyt","product":"Nexterm","defaultStatus":"unaffected","repo":"https://github.com/gnmyt/Nexterm","versions":[{"version":"1.0.6-OPEN-PREVIEW","lessThanOrEqual":"1.2.2-BETA","status":"affected","versionType":"custom"}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW","baseScore":5.4,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://github.com/gnmyt/Nexterm/issues/1944","tags":["issue-tracking"],"name":"GitHub Issue #1944"},{"url":"https://github.com/gnmyt/Nexterm/pull/1950","tags":["issue-tracking","patch"]},{"url":"https://github.com/gnmyt/Nexterm/commit/00fdb03eea35adb3dee8169469e897b3c8f30657","tags":["patch"]},{"url":"https://github.com/gnmyt/Nexterm/blob/v1.2.2-BETA/server/routes/serverSession.js#L87","tags":["technical-description"]},{"url":"https://github.com/gnmyt/Nexterm","tags":["product"]},{"name":"VulnCheck Advisory: Nexterm through 1.2.2-BETA Missing Authorization in Server Session Lifecycle Routes","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/nexterm-through-1.2.2-beta-missing-authorization-in-server-session-lifecycle-routes"}],"credits":[{"lang":"en","value":"HieuPenguinnn","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}}}}