CVE-2026-4829

{"id": "CVE-2026-4829", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-4829", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-01T19:24:46.618785Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security@devolutions.net", "affectedData": [{"vendor": "Devolutions", "product": "Server", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "2026.1.11"}], "defaultStatus": "unaffected"}]}], "published": "2026-04-01T16:23:51.547", "references": [{"url": "https://devolutions.net/security/advisories/DEVO-2026-0010", "tags": ["Vendor Advisory"], "source": "security@devolutions.net"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@devolutions.net", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow."}], "lastModified": "2026-06-17T10:57:18.153", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D3BB01B0-3726-41D5-885E-AA4EAC294D5F", "versionEndExcluding": "2026.1.12.0"}], "operator": "OR"}]}], "sourceIdentifier": "security@devolutions.net"}