{"metadata": {"vulnerability": "CVE-2026-128338", "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-2026-128338", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-11-13T01:20:40.277Z", "date_only": false, "value": "2026-11-13T01:20:40.277Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2026-128338", "field": "cveMetadata.dateReserved"}, {"timestamp": "2026-11-13T09:33:37.051Z", "date_only": false, "value": "2026-11-13T09:33:37.051Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "CVE-2026-128338", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-11-13T09:33:37.051Z", "date_only": false, "value": "2026-11-13T09:33:37.051Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "CVE-2026-128338", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2026-11-13T09:33:37.051Z", "date_only": false, "value": "2026-11-13T09:33:37.051Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / VulnCheck", "record": "CVE-2026-128338", "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-6P4M-PMW8-V6W9", "record": "GHSA-6P4M-PMW8-V6W9", "field": "database_specific.nvd_published_at", "linked_record": true}, {"timestamp": "2026-11-13T10:33:20.932Z", "date_only": false, "value": "2026-11-13T10:33:20.932052Z", "kind": "sighting", "label": "Seen", "source": "https://infosec.exchange/users/cve/statuses/117608677404101877", "record": "CVE-2026-128338", "field": "creation_timestamp", "uuid": "2f5ecb13-b9da-4f57-80fc-5f937a02ac0d", "content": "CVE-2026-128338 ExcelJS through 4.4.0 Memory Exhaustion via Unbounded Worksheet Column Range exceljs through 4.4.0 contains a memory exhaustion vulnerability that allows attackers to crash applications by supplying a worksheet col element with an unbounded max attribute. Attackers can craft a small workbook with a huge max value, causing xlsx.load() to allocate hundreds of millions of Column objects and abort the process with an uncatchable heap out-of-memory error.\nhttps://www.cve.org/CVERecord?id=CVE-2026-128338https://github.com/exceljs/exceljshttps://github.com/mateocallec/exceljs-hardened/security/advisories/GHSA-w57r-3mm6-w6g7https://github.com/exceljs/exceljs/blob/v4.4.0/lib/doc/column.js#L307-L316https://github.com/exceljs/exceljs/blob/v4.4.0/lib/xlsx/xform/sheet/col-xform.js#L43-L47https://www.vulncheck.com/advisories/exceljs-through-4.4.0-memory-exhaustion-via-unbounded-worksheet-column-range#exceljs#CVE_2026_128338#bot", "url": "https://infosec.exchange/users/cve/statuses/117608677404101877"}, {"timestamp": "2026-11-13T12:31:41Z", "date_only": false, "value": "2026-11-13T12:31:41Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-6P4M-PMW8-V6W9", "record": "GHSA-6P4M-PMW8-V6W9", "field": "published", "metric_role": "disclosure", "metric_basis": "recorded_event", "linked_record": true}, {"timestamp": "2026-11-13T12:31:41Z", "date_only": false, "value": "2026-11-13T12:31:41Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-6P4M-PMW8-V6W9", "record": "GHSA-6P4M-PMW8-V6W9", "field": "modified", "linked_record": true}], "metrics": {"as_of": "2026-11-13T15:09:20.208Z", "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-2026-128338", "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-2026-128338", "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": 2473760.208456, "hours": 687.1556134599999, "days": 28.631483894166664, "min_seconds": 2387360.208456, "max_seconds": 2473760.208456, "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-2026-128338", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "end": {"timestamp": "2026-11-13T15:09:20.208Z", "date_only": false, "label": "As of", "source": "Calculation clock"}}, "exploitation_to_patch": {"available": false, "missing": ["start"]}, "exploit_publication_to_patch": {"available": false, "missing": ["start"]}}}