{"metadata": {"vulnerability": "cve-2025-27421", "count": 21, "kinds": {"milestone": 5, "sighting": 3, "kev": 0, "other": 13}}, "data": [{"timestamp": "2025-02-24T15:51:17.269Z", "date_only": false, "value": "2025-02-24T15:51:17.269Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "cve-2025-27421", "field": "cveMetadata.dateReserved"}, {"timestamp": "2025-03-03T16:19:23.914Z", "date_only": false, "value": "2025-03-03T16:19:23.914Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "cve-2025-27421", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2025-03-03T16:19:23.914Z", "date_only": false, "value": "2025-03-03T16:19:23.914Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / GitHub_M", "record": "cve-2025-27421", "field": "containers.cna.providerMetadata.dateUpdated"}, {"timestamp": "2025-03-03T16:21:46Z", "date_only": false, "value": "2025-03-03T16:21:46Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-VH64-54PX-QGF8", "record": "GHSA-VH64-54PX-QGF8", "field": "published", "metric_role": "disclosure", "metric_basis": "recorded_event", "linked_record": true}, {"timestamp": "2025-03-03T16:30:30Z", "date_only": false, "value": "2025-03-03T16:30:30.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/6226", "record": "CVE-2025-27421", "field": "creation_timestamp", "uuid": "07dee797-68b8-4701-a401-e61eae30ffae", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-27421\n\ud83d\udd25 CVSS Score: 7.5 (cvssV3_1, Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)\n\ud83d\udd39 Description: Abacus is a highly scalable and stateless counting API. A critical goroutine leak vulnerability has been identified in the Abacus server's Server-Sent Events (SSE) implementation. The issue occurs when clients disconnect from the /stream endpoint, as the server fails to properly clean up resources and terminate associated goroutines. This leads to resource exhaustion where the server continues running but eventually stops accepting new SSE connections while maintaining high memory usage. The vulnerability specifically involves improper channel cleanup in the event handling mechanism, causing goroutines to remain blocked indefinitely. This vulnerability is fixed in 1.4.0.\n\ud83d\udccf Published: 2025-03-03T16:19:23.914Z\n\ud83d\udccf Modified: 2025-03-03T16:19:23.914Z\n\ud83d\udd17 References:\n1. https://github.com/JasonLovesDoggo/abacus/security/advisories/GHSA-vh64-54px-qgf8\n2. https://github.com/JasonLovesDoggo/abacus/commit/898ff1204e11317cc161240b660e63eed5a72b33", "url": "https://t.me/DarkWebInformer_CVEAlerts/6226", "metric_role": "exploit_publication", "metric_basis": "sighting_report"}, {"timestamp": "2025-03-03T16:40:35.160Z", "date_only": false, "value": "2025-03-03T16:40:35.160534Z", "kind": "other", "label": "Recorded", "source": "cvelistv5 / CISA-ADP", "record": "cve-2025-27421", "field": "containers.adp.0.metrics.0.other.content.timestamp"}, {"timestamp": "2025-03-03T16:40:35.160Z", "date_only": false, "value": "2025-03-03T16:40:35.160534Z", "kind": "other", "label": "Recorded", "source": "fkie_nvd \u00b7 FKIE_CVE-2025-27421", "record": "FKIE_CVE-2025-27421", "field": "metrics.ssvcV203.0.ssvcData.timestamp", "linked_record": true}, {"timestamp": "2025-03-03T16:41:28.153Z", "date_only": false, "value": "2025-03-03T16:41:28.153Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "cve-2025-27421", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2025-03-03T16:41:28.153Z", "date_only": false, "value": "2025-03-03T16:41:28.153Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / CISA-ADP", "record": "cve-2025-27421", "field": "containers.adp.0.providerMetadata.dateUpdated"}, {"timestamp": "2025-03-03T17:15:15Z", "date_only": false, "value": "2025-03-03T17:15:15Z", "kind": "other", "label": "Nvd published at", "source": "github \u00b7 GHSA-VH64-54PX-QGF8", "record": "GHSA-VH64-54PX-QGF8", "field": "database_specific.nvd_published_at", "linked_record": true}, {"timestamp": "2025-03-03T17:15:15.630Z", "date_only": false, "value": "2025-03-03T17:15:15.630", "kind": "milestone", "label": "Published", "source": "fkie_nvd \u00b7 FKIE_CVE-2025-27421", "record": "FKIE_CVE-2025-27421", "field": "published", "metric_role": "disclosure", "metric_basis": "recorded_event", "linked_record": true}, {"timestamp": "2025-03-03T19:44:01Z", "date_only": false, "value": "2025-03-03T19:44:01.000000Z", "kind": "sighting", "label": "Seen", "source": "https://t.me/cvedetector/19375", "record": "CVE-2025-27421", "field": "creation_timestamp", "uuid": "ec7bbdf9-51ff-4bc4-8df8-e77a96acdf39", "content": "{\n  \"Source\": \"CVE FEED\",\n  \"Title\": \"CVE-2025-27421 - Abacus Server-Sent Events Goroutine Leak Vulnerability\", \n  \"Content\": \"CVE ID : CVE-2025-27421 \nPublished : March 3, 2025, 5:15 p.m. | 1\u00a0hour, 1\u00a0minute ago \nDescription : Abacus is a highly scalable and stateless counting API. A critical goroutine leak vulnerability has been identified in the Abacus server's Server-Sent Events (SSE) implementation. The issue occurs when clients disconnect from the /stream endpoint, as the server fails to properly clean up resources and terminate associated goroutines. This leads to resource exhaustion where the server continues running but eventually stops accepting new SSE connections while maintaining high memory usage. The vulnerability specifically involves improper channel cleanup in the event handling mechanism, causing goroutines to remain blocked indefinitely. This vulnerability is fixed in 1.4.0. \nSeverity: 7.5 | HIGH \nVisit the link for more details, such as CVSS details, affected products, timeline, and more...\",\n  \"Detection Date\": \"03 Mar 2025\",\n  \"Type\": \"Vulnerability\"\n}\n\ud83d\udd39 t.me/cvedetector \ud83d\udd39", "url": "https://t.me/cvedetector/19375"}, {"timestamp": "2025-03-11T17:17:30Z", "date_only": false, "value": "2025-03-11T17:17:30Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-VH64-54PX-QGF8", "record": "GHSA-VH64-54PX-QGF8", "field": "modified", "linked_record": true}, {"timestamp": "2025-03-13T00:00:00Z", "date_only": false, "value": "2025-03-13T00:00:00Z", "kind": "other", "label": "Advisory revision", "source": "csaf_opensuse \u00b7 OPENSUSE-SU-2025:14889-1", "record": "OPENSUSE-SU-2025:14889-1", "field": "document.tracking.revision_history.0.date", "linked_record": true}, {"timestamp": "2025-03-13T00:00:00Z", "date_only": false, "value": "2025-03-13T00:00:00Z", "kind": "other", "label": "Document generated", "source": "csaf_opensuse \u00b7 OPENSUSE-SU-2025:14889-1", "record": "OPENSUSE-SU-2025:14889-1", "field": "document.tracking.generator.date", "linked_record": true}, {"timestamp": "2025-03-13T00:00:00Z", "date_only": false, "value": "2025-03-13T00:00:00Z", "kind": "other", "label": "Impact", "source": "csaf_opensuse \u00b7 OPENSUSE-SU-2025:14889-1", "record": "OPENSUSE-SU-2025:14889-1", "field": "vulnerabilities.0.threats.0.date", "linked_record": true}, {"timestamp": "2025-03-13T00:00:00Z", "date_only": false, "value": "2025-03-13T00:00:00Z", "kind": "milestone", "label": "Published", "source": "csaf_opensuse \u00b7 OPENSUSE-SU-2025:14889-1", "record": "OPENSUSE-SU-2025:14889-1", "field": "document.tracking.initial_release_date", "metric_role": "disclosure", "metric_basis": "recorded_event", "linked_record": true}, {"timestamp": "2025-08-19T13:26:46Z", "date_only": false, "value": "2025-08-19T13:26:46.000000Z", "kind": "sighting", "label": "Seen", "source": "MISP/e1f6260f-3311-441b-92ae-e04cd5eb5f72", "record": "CVE-2025-27421", "field": "creation_timestamp", "uuid": "f6654132-0f74-43d7-ab09-a4dc439b928e"}, {"timestamp": "2026-06-17T09:03:33.370Z", "date_only": false, "value": "2026-06-17T09:03:33.370", "kind": "other", "label": "Updated", "source": "fkie_nvd \u00b7 FKIE_CVE-2025-27421", "record": "FKIE_CVE-2025-27421", "field": "lastModified", "linked_record": true}, {"timestamp": "2026-09-20T21:29:12Z", "date_only": false, "value": "2026-09-20T21:29:12Z", "kind": "other", "label": "Advisory revision", "source": "csaf_opensuse \u00b7 OPENSUSE-SU-2025:14889-1", "record": "OPENSUSE-SU-2025:14889-1", "field": "document.tracking.revision_history.1.date", "linked_record": true}, {"timestamp": "2026-09-20T21:29:12Z", "date_only": false, "value": "2026-09-20T21:29:12Z", "kind": "other", "label": "Updated", "source": "csaf_opensuse \u00b7 OPENSUSE-SU-2025:14889-1", "record": "OPENSUSE-SU-2025:14889-1", "field": "document.tracking.current_release_date", "linked_record": true}], "metrics": {"as_of": "2026-11-11T14:02:42.702Z", "anchors": {"origin": {"timestamp": "2025-03-03T16:19:23.914Z", "date_only": false, "value": "2025-03-03T16:19:23.914Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "cve-2025-27421", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "discovery": null, "report": null, "acknowledgement": null, "disclosure": {"timestamp": "2025-03-03T16:19:23.914Z", "date_only": false, "value": "2025-03-03T16:19:23.914Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "cve-2025-27421", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "exploit_publication": {"timestamp": "2025-03-03T16:30:30Z", "date_only": false, "value": "2025-03-03T16:30:30.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/6226", "record": "CVE-2025-27421", "field": "creation_timestamp", "uuid": "07dee797-68b8-4701-a401-e61eae30ffae", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-27421\n\ud83d\udd25 CVSS Score: 7.5 (cvssV3_1, Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)\n\ud83d\udd39 Description: Abacus is a highly scalable and stateless counting API. A critical goroutine leak vulnerability has been identified in the Abacus server's Server-Sent Events (SSE) implementation. The issue occurs when clients disconnect from the /stream endpoint, as the server fails to properly clean up resources and terminate associated goroutines. This leads to resource exhaustion where the server continues running but eventually stops accepting new SSE connections while maintaining high memory usage. The vulnerability specifically involves improper channel cleanup in the event handling mechanism, causing goroutines to remain blocked indefinitely. This vulnerability is fixed in 1.4.0.\n\ud83d\udccf Published: 2025-03-03T16:19:23.914Z\n\ud83d\udccf Modified: 2025-03-03T16:19:23.914Z\n\ud83d\udd17 References:\n1. https://github.com/JasonLovesDoggo/abacus/security/advisories/GHSA-vh64-54px-qgf8\n2. https://github.com/JasonLovesDoggo/abacus/commit/898ff1204e11317cc161240b660e63eed5a72b33", "url": "https://t.me/DarkWebInformer_CVEAlerts/6226", "metric_role": "exploit_publication", "metric_basis": "sighting_report"}, "exploitation": null, "patch": null}, "vendor_response_time": {"available": false, "missing": ["start", "end"]}, "time_to_exploit": {"available": false, "missing": ["end"]}, "disclosure_to_exploit": {"available": false, "missing": ["end"]}, "disclosure_to_exploit_publication": {"available": true, "seconds": 666.086, "hours": 0.1850238888888889, "days": 0.0077093287037037035, "min_seconds": 666.086, "max_seconds": 666.086, "approximate": false, "ongoing": false, "order_known": true, "batch_listing": false, "end_before_start": false, "start": {"timestamp": "2025-03-03T16:19:23.914Z", "date_only": false, "value": "2025-03-03T16:19:23.914Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "cve-2025-27421", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "end": {"timestamp": "2025-03-03T16:30:30Z", "date_only": false, "value": "2025-03-03T16:30:30.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/6226", "record": "CVE-2025-27421", "field": "creation_timestamp", "uuid": "07dee797-68b8-4701-a401-e61eae30ffae", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-27421\n\ud83d\udd25 CVSS Score: 7.5 (cvssV3_1, Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)\n\ud83d\udd39 Description: Abacus is a highly scalable and stateless counting API. A critical goroutine leak vulnerability has been identified in the Abacus server's Server-Sent Events (SSE) implementation. The issue occurs when clients disconnect from the /stream endpoint, as the server fails to properly clean up resources and terminate associated goroutines. This leads to resource exhaustion where the server continues running but eventually stops accepting new SSE connections while maintaining high memory usage. The vulnerability specifically involves improper channel cleanup in the event handling mechanism, causing goroutines to remain blocked indefinitely. This vulnerability is fixed in 1.4.0.\n\ud83d\udccf Published: 2025-03-03T16:19:23.914Z\n\ud83d\udccf Modified: 2025-03-03T16:19:23.914Z\n\ud83d\udd17 References:\n1. https://github.com/JasonLovesDoggo/abacus/security/advisories/GHSA-vh64-54px-qgf8\n2. https://github.com/JasonLovesDoggo/abacus/commit/898ff1204e11317cc161240b660e63eed5a72b33", "url": "https://t.me/DarkWebInformer_CVEAlerts/6226", "metric_role": "exploit_publication", "metric_basis": "sighting_report"}}, "time_to_patch": {"available": false, "missing": ["start", "end"]}, "total_time_to_patch": {"available": false, "missing": ["start", "end"]}, "disclosure_to_patch": {"available": false, "missing": ["end"]}, "time_unpatched": {"available": true, "seconds": 53386998.788563, "hours": 14829.721885711944, "days": 617.905078571331, "min_seconds": 53386998.788563, "max_seconds": 53386998.788563, "approximate": false, "ongoing": true, "order_known": true, "batch_listing": false, "end_before_start": false, "start": {"timestamp": "2025-03-03T16:19:23.914Z", "date_only": false, "value": "2025-03-03T16:19:23.914Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "cve-2025-27421", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "end": {"timestamp": "2026-11-11T14:02:42.702Z", "date_only": false, "label": "As of", "source": "Calculation clock"}}, "exploitation_to_patch": {"available": false, "missing": ["start"]}, "exploit_publication_to_patch": {"available": true, "seconds": 53386332.702563, "hours": 14829.536861823057, "days": 617.8973692426273, "min_seconds": 53386332.702563, "max_seconds": 53386332.702563, "approximate": false, "ongoing": true, "order_known": true, "batch_listing": false, "end_before_start": false, "start": {"timestamp": "2025-03-03T16:30:30Z", "date_only": false, "value": "2025-03-03T16:30:30.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/6226", "record": "CVE-2025-27421", "field": "creation_timestamp", "uuid": "07dee797-68b8-4701-a401-e61eae30ffae", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-27421\n\ud83d\udd25 CVSS Score: 7.5 (cvssV3_1, Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)\n\ud83d\udd39 Description: Abacus is a highly scalable and stateless counting API. 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