{"metadata": {"vulnerability": "CVE-2026-128339", "count": 9, "kinds": {"milestone": 3, "sighting": 1, "kev": 0, "other": 5}, "linked_omitted": 0}, "data": [{"timestamp": "2026-10-16T00:00:00Z", "date_only": false, "value": "2026-10-16T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / VulnCheck", "record": "CVE-2026-128339", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-11-13T01:20:40.642Z", "date_only": false, "value": "2026-11-13T01:20:40.642Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2026-128339", "field": "cveMetadata.dateReserved"}, {"timestamp": "2026-11-13T09:33:36.382Z", "date_only": false, "value": "2026-11-13T09:33:36.382Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "CVE-2026-128339", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-11-13T09:33:36.382Z", "date_only": false, "value": "2026-11-13T09:33:36.382Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "CVE-2026-128339", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2026-11-13T09:33:36.382Z", "date_only": false, "value": "2026-11-13T09:33:36.382Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / VulnCheck", "record": "CVE-2026-128339", "field": "containers.cna.providerMetadata.dateUpdated"}, {"timestamp": "2026-11-13T10:18:14Z", "date_only": false, "value": "2026-11-13T10:18:14Z", "kind": "other", "label": "Nvd published at", "source": "github \u00b7 GHSA-5PWM-XV7W-V3CM", "record": "GHSA-5PWM-XV7W-V3CM", "field": "database_specific.nvd_published_at", "linked_record": true}, {"timestamp": "2026-11-13T10:34:01.679Z", "date_only": false, "value": "2026-11-13T10:34:01.679988Z", "kind": "sighting", "label": "Seen", "source": "https://infosec.exchange/users/cve/statuses/117608680065790263", "record": "CVE-2026-128339", "field": "creation_timestamp", "uuid": "cf0b537b-9a61-412f-a6b5-bccca04878c8", "content": "CVE-2026-128339 ExcelJS through 4.4.0 Memory Exhaustion via Oversized Merged Cell Range ExcelJS through 4.4.0 contains a memory exhaustion vulnerability in Worksheet._parseMergeCells that allows attackers to crash applications by supplying unbounded mergeCell ranges. Attackers can craft a small workbook with a mergeCell ref like A1:XFD1048576, causing xlsx.load() to create billions of Row and Cell objects and abort the process.\nhttps://www.cve.org/CVERecord?id=CVE-2026-128339https://github.com/exceljs/exceljshttps://github.com/mateocallec/exceljs-hardened/security/advisories/GHSA-wh3v-83h4-rwwqhttps://github.com/exceljs/exceljs/blob/v4.4.0/lib/doc/worksheet.js#L613-L632https://github.com/exceljs/exceljs/blob/v4.4.0/lib/doc/worksheet.js#L895-L901https://github.com/exceljs/exceljs/issues/3107https://github.com/exceljs/exceljs/pull/3114https://www.vulncheck.com/advisories/exceljs-through-4.4.0-memory-exhaustion-via-oversized-merged-cell-range#exceljs#CVE_2026_128339#bot", "url": "https://infosec.exchange/users/cve/statuses/117608680065790263"}, {"timestamp": "2026-11-13T12:31:41Z", "date_only": false, "value": "2026-11-13T12:31:41Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-5PWM-XV7W-V3CM", "record": "GHSA-5PWM-XV7W-V3CM", "field": "published", "metric_role": "disclosure", "metric_basis": "recorded_event", "linked_record": true}, {"timestamp": "2026-11-13T12:31:42Z", "date_only": false, "value": "2026-11-13T12:31:42Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-5PWM-XV7W-V3CM", "record": "GHSA-5PWM-XV7W-V3CM", "field": "modified", "linked_record": true}], "metrics": {"as_of": "2026-11-13T14:56:45.986Z", "anchors": {"origin": {"timestamp": "2026-10-16T00:00:00Z", "date_only": false, "value": "2026-10-16T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / VulnCheck", "record": "CVE-2026-128339", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "discovery": null, "report": null, "acknowledgement": null, "disclosure": {"timestamp": "2026-10-16T00:00:00Z", "date_only": false, "value": "2026-10-16T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / VulnCheck", "record": "CVE-2026-128339", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "exploit_publication": null, "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": false, "missing": ["end"]}, "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": 2473005.986164, "hours": 686.9461072677777, "days": 28.62275446949074, "min_seconds": 2386605.986164, "max_seconds": 2473005.986164, "approximate": true, "ongoing": true, "order_known": true, "batch_listing": false, "end_before_start": false, "start": {"timestamp": "2026-10-16T00:00:00Z", "date_only": false, "value": "2026-10-16T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / VulnCheck", "record": "CVE-2026-128339", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "end": {"timestamp": "2026-11-13T14:56:45.986Z", "date_only": false, "label": "As of", "source": "Calculation clock"}}, "exploitation_to_patch": {"available": false, "missing": ["start"]}, "exploit_publication_to_patch": {"available": false, "missing": ["start"]}}}