CVE-2026-41034

{"id": "CVE-2026-41034", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-41034", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-16T12:20:07.491049Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.0, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.1}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "Ascensio", "product": "ONLYOFFICE DocumentServer", "versions": [{"status": "affected", "version": "0", "lessThan": "9.3.0", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-04-16T07:16:30.843", "references": [{"url": "https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md", "source": "cve@mitre.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "ONLYOFFICE DocumentServer before 9.3.0 has an untrusted pointer dereference in XLS processing/conversion (via pictFmla.cbBufInCtlStm and other vectors), leading to an information leak and ASLR bypass."}], "lastModified": "2026-06-17T10:46:04.180", "sourceIdentifier": "cve@mitre.org"}