{"id":"EUVD-2026-28822","enisaUuid":"1ba28ea2-a47e-3b6b-b2f0-cb7ea1b8988e","description":"Russh is a Rust SSH client \u0026 server library. Prior to version 0.60.1, a pre-authentication denial-of-service vulnerability exists in the server\u0027s keyboard-interactive authentication handler. A malicious client can crash any russh-based server that implements keyboard-interactive auth (e.g., for 2FA/TOTP) with a single malformed packet, requiring no credentials. This issue has been patched in version 0.60.1.","datePublished":"May 8, 2026, 7:49:51 PM","dateUpdated":"May 11, 2026, 2:23:49 PM","baseScore":7.5,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","references":"https://github.com/Eugeny/russh/security/advisories/GHSA-f5v4-2wr6-hqmg\nhttps://github.com/Eugeny/russh/commit/6c3c80a9b6d60763d6227d60fa8310e57172a4d1\nhttps://github.com/Eugeny/russh/releases/tag/v0.60.1\n","aliases":"CVE-2026-42189\n","assigner":"GitHub_M","epss":0.48,"enisaIdProduct":[{"id":"01f9cfbd-d123-3e90-9184-902bc90e586a","product":{"name":"russh","vendor":{"name":"Eugeny"}},"product_version":"\u003c 0.60.1"}],"enisaIdVendor":[{"id":"db46d041-8d8a-3374-ae66-48143b8d1ec9","vendor":{"name":"Eugeny"}}],"enisaIdVulnerability":[{"id":"00b83165-ae83-34fe-9364-ab9bdc257c7c","vulnerability":{"id":"CVE-2026-42189","description":"Russh is a Rust SSH client \u0026 server library. Prior to version 0.60.1, a pre-authentication denial-of-service vulnerability exists in the server\u0027s keyboard-interactive authentication handler. A malicious client can crash any russh-based server that implements keyboard-interactive auth (e.g., for 2FA/TOTP) with a single malformed packet, requiring no credentials. This issue has been patched in version 0.60.1.","datePublished":"May 8, 2026, 7:49:51 PM","dateUpdated":"May 11, 2026, 2:23:49 PM","status":"PUBLISHED","baseScore":7.5,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","references":"https://github.com/Eugeny/russh/security/advisories/GHSA-f5v4-2wr6-hqmg\nhttps://github.com/Eugeny/russh/commit/6c3c80a9b6d60763d6227d60fa8310e57172a4d1\nhttps://github.com/Eugeny/russh/releases/tag/v0.60.1\n","enisa_id":"EUVD-2026-28822\n","assigner":"GitHub_M","epss":0.48,"dataProcessed":"Nov 3, 2026, 7:17:08 AM","vulnerabilityProduct":[{"id":"92a3b9bb-ae30-379d-aa81-ec6ca038f2fb","product":{"name":"russh","vendor":{"name":"Eugeny"}},"product_version":"\u003c 0.60.1"}],"vulnerabilityVendor":[{"id":"c9d0b0a9-fad1-3f09-89a4-be5695a98173","vendor":{"name":"Eugeny"}}]}}],"enisaIdAdvisory":[]}