CVE-2026-78417

{"id": "CVE-2026-78417", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-78417", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-28T17:33:48.629426Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security@devolutions.net", "affectedData": [{"vendor": "Devolutions", "product": "Remote Desktop Manager", "versions": [{"status": "affected", "version": "0", "lessThan": "2026.2.18", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Devolutions", "product": "Remote Desktop Manager", "versions": [{"status": "affected", "version": "0", "lessThan": "2026.1.25", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-08-24T19:17:04.420", "references": [{"url": "https://devolutions.net/security/advisories/DEVO-2026-0029/", "source": "security@devolutions.net"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "security@devolutions.net", "description": [{"lang": "en", "value": "CWE-345"}]}], "descriptions": [{"lang": "en", "value": "Insufficient verification of data authenticity in the IronVNC client in Devolutions Remote Desktop Manager 2026.2.17.0 and earlier, 2026.1.24.0 and earlier, allows an on-path attacker to intercept and tamper with VNC sessions via automatic acceptance of the server's RSA key during RSA-AES authentication."}], "lastModified": "2026-08-28T20:19:57.820", "sourceIdentifier": "security@devolutions.net"}