{"id":"CVE-2026-68930","sourceIdentifier":"security-advisories@github.com","published":"2026-08-03T17:16:44.843","lastModified":"2026-10-23T21:10:00.157","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"Russh is a Rust SSH client & server library. Prior to 0.62.5, russh dispatches channel-scoped Handler callbacks for recipient channel IDs that were never opened or confirmed in russh/src/server/encrypted.rs, server_read_authenticated, and the exec_request callback. Version 0.62.5 fixes the issue."},{"lang":"es","value":"Russh es una biblioteca de cliente y servidor SSH de Rust. Antes de la versión 0.62.5, russh despacha retrollamadas de gestor con ámbito de canal para IDs de canal de destinatario que nunca fueron abiertos o confirmados en russh/src/server/encrypted.rs, server_read_authenticated, y la retrollamada exec_request. La versión 0.62.5 soluciona el problema."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"Eugeny","product":"russh","versions":[{"version":"< 0.62.5","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-08-03T16:43:29.958225Z","id":"CVE-2026-68930","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Primary","description":[{"lang":"en","value":"CWE-666"},{"lang":"en","value":"CWE-696"},{"lang":"en","value":"CWE-863"}]}],"references":[{"url":"https://github.com/Eugeny/russh/commit/7c5659f8cf6f6f2f9989d12dba0ebf49dc50a171","source":"security-advisories@github.com"},{"url":"https://github.com/Eugeny/russh/releases/tag/v0.62.5","source":"security-advisories@github.com"},{"url":"https://github.com/Eugeny/russh/security/advisories/GHSA-m65r-rprj-r5rg","source":"security-advisories@github.com"},{"url":"https://github.com/Eugeny/russh/security/advisories/GHSA-m65r-rprj-r5rg","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}]}