{"id":"CVE-2026-9245","state":"PUBLISHED","title":"Improper input validation in the external authentication provider flow in Devolutions Server allows an unauthenticated remote attacker to redirect victims to an attacker-controlled","description":"Improper input validation in the external authentication provider flow in Devolutions Server allows an unauthenticated remote attacker to redirect victims to an attacker-controlled domain via a crafted login link.\n\nThis issue affects :\n\n  *  Devolutions Server 2026.1.6.0 through 2026.1.16.0\n  *  Devolutions Server 2025.3.20.0 and earlier","publishedAt":"2026-05-22T15:24:09.107Z","updatedAt":"2026-05-22T16:54:56.535Z","severity":{"score":5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L","source":"CISA-ADP"},"assigner":"DEVOLUTIONS","products":["Devolutions Server"],"affected":[{"vendor":"Devolutions","product":"Server","defaultStatus":"unaffected","versions":[{"version":"2026.1.6.0","status":"affected","lessThanOrEqual":"2026.1.16.0","versionType":"custom"},{"version":"0","status":"affected","lessThanOrEqual":"2025.3.20.0","versionType":"custom"}]}],"references":["https://devolutions.net/security/advisories/DEVO-2026-0013/"],"weaknesses":["CWE-601"],"ingestedAt":"2026-10-29T20:13:52.441Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/9xxx/CVE-2026-9245.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-9245","state":"PUBLISHED","datePublished":"2026-05-22T15:24:09.107Z","dateUpdated":"2026-05-22T16:54:56.535Z","assignerShortName":"DEVOLUTIONS","assignerOrgId":"bfee16bd-18e6-446c-9a65-f5b2e3d89c23","dateReserved":"2026-05-21T19:34:42.016Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Improper input validation in the external authentication provider flow in Devolutions Server allows an unauthenticated remote attacker to redirect victims to an attacker-controlled domain via a crafted login link.\n\nThis issue affects :\n\n  *  Devolutions Server 2026.1.6.0 through 2026.1.16.0\n  *  Devolutions Server 2025.3.20.0 and earlier"}],"affected":[{"vendor":"Devolutions","product":"Server","defaultStatus":"unaffected","versions":[{"version":"2026.1.6.0","status":"affected","lessThanOrEqual":"2026.1.16.0","versionType":"custom"},{"version":"0","status":"affected","lessThanOrEqual":"2025.3.20.0","versionType":"custom"}]}],"references":[{"url":"https://devolutions.net/security/advisories/DEVO-2026-0013/"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-601","lang":"en","description":"CWE-601 Url redirection to untrusted site open redirect","type":"CWE"}]}],"providerMetadata":{"shortName":"DEVOLUTIONS","orgId":"bfee16bd-18e6-446c-9a65-f5b2e3d89c23","dateUpdated":"2026-05-22T15:24:09.107Z"},"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L","integrityImpact":"LOW","userInteraction":"REQUIRED","attackComplexity":"HIGH","availabilityImpact":"LOW","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-05-22T16:54:52.601329Z","id":"CVE-2026-9245","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-22T16:54:56.535Z"}}]}}}