{"uuid": "e9fc3fcf-2a93-4797-8a1d-f6a5b47aa7b2", "vulnerability": {"vulnId": "CVE-2026-48611", "altId": []}, "gcve": {"origin_uuid": "caeb2787-0d58-4236-9039-7c86c3e566f3", "object_uuid": "e9fc3fcf-2a93-4797-8a1d-f6a5b47aa7b2"}, "status": {"exploited": true, "status_reason": "confirmed", "status_updated_at": "2026-07-20T09:57:22+02:00"}, "timestamps": {"asserted_at": "2026-07-20T07:57:22+00:00", "recorded_at": "2026-10-02T07:08:31+00:00", "first_seen_at": "2026-07-20T07:57:22+00:00"}, "scope": {"notes": "Improper authentication checks in the OAuth implementation allow account hijacking even when OAuth is not configured or enabled leading to... | Affected: phpBB / phpBB | CVSS: 9.8 (CRITICAL) | EPSS: 0.02888 | Used in malware: unknown | Not yet in CISA KEV: True"}, "evidence": [{"type": "public_report", "source": "previdian", "signal": "successful_exploitation", "confidence": 0.7, "details": {"feed": "Previdian (previdian.com)", "title": "Improper authentication checks in the OAuth implementation allow account hijacking even when OAuth is not configured or enabled leading to...", "cve_id": "CVE-2026-48611", "vendor": "phpBB", "ghsa_id": "GHSA-24PR-8GGP-H88C", "product": "phpBB", "added_date": "2026-07-20T07:57:22.068Z", "cvss_score": 9.8, "epss_score": 0.02888, "previous_ids": [], "cvss_severity": "CRITICAL", "virtual_patch": false, "cvss_estimated": false, "epss_percentile": 0.86392, "used_in_malware": "unknown", "vulnerability_id": "CVE-2026-48611", "ahead_of_cisa_kev": null, "not_yet_in_cisa_kev": true}}], "references": [{"id": "CVE-2026-48611", "url": "https://www.cve.org/CVERecord?id=CVE-2026-48611"}, {"id": "GHSA-24PR-8GGP-H88C", "url": "https://github.com/advisories/GHSA-24PR-8GGP-H88C"}, {"id": "previdian", "url": "https://previdian.com/CVE-2026-48611"}]}