{"uuid": "e1dfec39-6693-41f0-8926-9d60e326f972", "vulnerability": {"vulnId": "CVE-2026-42897", "altId": []}, "gcve": {"origin_uuid": "cce329bf-df49-4c6e-a027-80be2e6483bd", "gna": 1, "object_uuid": "e1dfec39-6693-41f0-8926-9d60e326f972"}, "status": {"exploited": true, "status_reason": "confirmed", "status_updated_at": "2026-08-18T00:00:00+00:00"}, "timestamps": {"asserted_at": "2026-08-18T00:00:00+00:00", "recorded_at": "2026-08-19T17:43:56+00:00", "first_seen_at": "2026-08-18T00:00:00+00:00"}, "scope": {"notes": "Affected: Microsoft / Microsoft Exchange Server | Description: Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network. | Patched since: 2026/05/14 | Exploitation type: unknown | CWEs: CWE-79 | Origin source: CERT.PL | Notes: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42897"}, "evidence": [{"type": "csirt_report", "source": "enisa-cnw-kev", "signal": "successful_exploitation", "confidence": 0.75, "details": {"cwes": ["CWE-79"], "euvd": "EUVD-2026-30343", "notes": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42897", "catalog": "ENISA / EU CSIRTs Network (CNW) KEV JSON", "product": "Microsoft Exchange Server", "dateReported": "2026/08/18", "originSource": "CERT.PL", "patchedSince": "2026/05/14", "vendorProject": "Microsoft", "exploitationType": ["unknown"], "vulnerabilityName": "", "threatActorsExploiting": []}}], "references": [{"id": "CVE-2026-42897", "url": "https://www.cve.org/CVERecord?id=CVE-2026-42897"}, {"id": "EUVD-2026-30343", "url": "https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-30343"}, {"id": "source", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42897"}]}