{"metadata": {"vulnerability": "CVE-2026-53994", "count": 20, "kinds": {"milestone": 6, "sighting": 3, "kev": 0, "other": 11}}, "data": [{"timestamp": "2026-06-11T16:07:13.001Z", "date_only": false, "value": "2026-06-11T16:07:13.001Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2026-53994", "field": "cveMetadata.dateReserved"}, {"timestamp": "2026-07-18T00:00:00Z", "date_only": false, "value": "2026-07-18T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / VulnCheck", "record": "CVE-2026-53994", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-07-18T19:30:32.740Z", "date_only": false, "value": "2026-07-18T19:30:32.740Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "CVE-2026-53994", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-07-18T20:17:00Z", "date_only": false, "value": "2026-07-18T20:17:00Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2026-53994", "record": "UBUNTU-CVE-2026-53994", "field": "published", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-07-18T20:17:30Z", "date_only": false, "value": "2026-07-18T20:17:30Z", "kind": "other", "label": "Nvd published at", "source": "github \u00b7 GHSA-435F-WCRW-9X3X", "record": "GHSA-435F-WCRW-9X3X", "field": "database_specific.nvd_published_at"}, {"timestamp": "2026-07-18T20:17:30.283Z", "date_only": false, "value": "2026-07-18T20:17:30.283", "kind": "milestone", "label": "Published", "source": "fkie_nvd \u00b7 FKIE_CVE-2026-53994", "record": "FKIE_CVE-2026-53994", "field": "published", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-07-18T21:30:24Z", "date_only": false, "value": "2026-07-18T21:30:24Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-435F-WCRW-9X3X", "record": "GHSA-435F-WCRW-9X3X", "field": "published", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-07-18T21:30:24Z", "date_only": false, "value": "2026-07-18T21:30:24Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-435F-WCRW-9X3X", "record": "GHSA-435F-WCRW-9X3X", "field": "modified"}, {"timestamp": "2026-07-19T01:30:31.290Z", "date_only": false, "value": "2026-07-19T01:30:31.290886Z", "kind": "sighting", "label": "Seen", "source": "https://infosec.exchange/users/offseq/statuses/116944052588841641", "record": "cve-2026-53994", "field": "creation_timestamp", "uuid": "89479c26-5da9-4595-9fac-70a33396906a", "content": "CVE-2026-53994: ProFTPD mod_sftp heap buffer overflow (HIGH severity, CVSS 7.5) lets authenticated SFTP users crash session processes via crafted 0-length packets. Patch status unconfirmed \u2014 restrict SFTP access & monitor logs. https://radar.offseq.com/threat/cve-2026-53994-heap-based-buffer-overflow-in-proftpd-project-proftpd-fe4dcd4d99eab6eb #OffSeq #ProFTPD #infosec #vuln", "url": "https://infosec.exchange/users/offseq/statuses/116944052588841641"}, {"timestamp": "2026-07-19T01:30:33.190Z", "date_only": false, "value": "2026-07-19T01:30:33.190305Z", "kind": "sighting", "label": "Seen", "source": "https://bsky.app/profile/offseq.bsky.social/post/3mqxmy73t342g", "record": "cve-2026-53994", "field": "creation_timestamp", "uuid": "04505ac0-dd32-43c0-adae-773028223d4d", "content": "ProFTPD mod_sftp HIGH severity heap buffer overflow (CVE-2026-53994) lets authenticated SFTP users crash server sessions. Patch not confirmed \u2014 restrict SFTP access & monitor for crashes. https://radar.offseq.com/threat/cve-2026-53994-heap-based-buffer-overflow-in-proftpd-project-proftpd-fe4dcd4d...", "url": "https://bsky.app/profile/offseq.bsky.social/post/3mqxmy73t342g"}, {"timestamp": "2026-07-19T06:00:37.869Z", "date_only": false, "value": "2026-07-19T06:00:37.869031Z", "kind": "sighting", "label": "Seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mqy4357miu2e", "record": "CVE-2026-53994", "field": "creation_timestamp", "uuid": "07f246f0-e7de-43b1-bf04-39d4f424155b", "content": "\ud83d\udfe0 CVE-2026-53994 - High (7.5)\n\nProFTPD mod_sftp contains a heap-based buffer overflow reachable by an authenticated SFTP user. 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