{"uuid": "d1a9fafc-b235-4fd0-aaab-73453c522ebe", "vulnerability": {"vulnId": "CVE-2018-10657", "altId": []}, "gcve": {"origin_uuid": "caeb2787-0d58-4236-9039-7c86c3e566f3", "gna": 1, "object_uuid": "d1a9fafc-b235-4fd0-aaab-73453c522ebe"}, "status": {"exploited": true, "status_reason": "confirmed", "status_updated_at": "2018-05-02T16:00:00+00:00"}, "timestamps": {"asserted_at": "2018-05-02T16:00:00+00:00", "recorded_at": "2026-06-23T14:02:37+00:00", "first_seen_at": "2018-05-02T16:00:00+00:00"}, "scope": {"notes": "KEVIntel entry: Matrix Synapse before 0.28.1 is prone to a denial of service flaw where malicious events injected with depth = 2^63 - 1 render rooms unusable,... | Affected: Matrix / Synapse | CVSS: 7.5 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: True"}, "evidence": [{"type": "public_report", "source": "kevintel", "signal": "successful_exploitation", "confidence": 0.7, "details": {"feed": "KEVIntel (kevintel.com)", "title": "Matrix Synapse before 0.28.1 is prone to a denial of service flaw where malicious events injected with depth = 2^63 - 1 render rooms unusable,...", "vendor": "Matrix", "product": "Synapse", "added_date": "2018-05-02T16:00:00.000Z", "cvss_score": 7.5, "epss_score": null, "cvss_severity": "HIGH", "epss_percentile": null, "used_in_malware": "unknown", "ahead_of_cisa_kev": null, "not_yet_in_cisa_kev": true}}], "references": [{"id": "CVE-2018-10657", "url": "https://www.cve.org/CVERecord?id=CVE-2018-10657"}, {"id": "kevintel", "url": "https://kevintel.com/vuln/CVE-2018-10657"}]}