{"id":"EUVD-2026-94534","enisaUuid":"187f4408-ef3f-38bc-9682-c373ddfc1033","description":"Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.8.1 to 2.11.0, ANCHORARRAY recursively calls the exported CalcCellValue function, creating a fresh calculation context at each cycle and bypassing in-flight and iteration controls. ANCHORARRAY calls CalcCellValue instead of cellResolver, so each recursive hop receives a new calcContext and loses cycle state. When mutually referencing dynamic-array formulas are evaluated directly or through formula-evaluating APIs, each recursion hop resets the cycle budget and prevents completion-based caches from breaking the cycle, allowing an attacker to cause a fatal Go stack overflow and abort the process. No fixed version is available as of this review.","datePublished":"Oct 7, 2026, 5:51:31 PM","dateUpdated":"Oct 7, 2026, 6:51:04 PM","baseScore":7.5,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","references":"https://github.com/qax-os/excelize/security/advisories/GHSA-wp2g-vpjj-g53r\nhttps://github.com/qax-os/excelize/commit/ea12859e43c64d498ecf839263c5f917391f3316\n","aliases":"CVE-2026-107216\nGHSA-wp2g-vpjj-g53r\n","assigner":"GitHub_M","epss":0.38,"enisaIdProduct":[{"id":"46f2dea6-2dba-3281-902a-825a618f9d6e","product":{"name":"excelize","vendor":{"name":"qax-os"}},"product_version":"2.8.1, ≤ 2.11.0"}],"enisaIdVendor":[{"id":"f644c4f2-3875-31b9-ba08-abcbc858d1e4","vendor":{"name":"qax-os"}}],"enisaIdVulnerability":[{"id":"43101b91-220f-38b1-99cf-f97fc28a9caf","vulnerability":{"id":"GHSA-wp2g-vpjj-g53r","description":"Excelize ANCHORARRAY: mutually-referencing array formulas recurse unboundedly via re-entrant CalcCellValue, causing a fatal stack overflow","datePublished":"Oct 8, 2026, 4:31:21 PM","dateUpdated":"Oct 8, 2026, 4:31:21 PM","baseScore":0.0,"references":"https://github.com/qax-os/excelize/security/advisories/GHSA-wp2g-vpjj-g53r\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-107216\nhttps://github.com/qax-os/excelize/commit/ea12859e43c64d498ecf839263c5f917391f3316\nhttps://github.com/qax-os/excelize\n","enisa_id":"EUVD-2026-94534\n","aliases":"CVE-2026-107216\nGHSA-wp2g-vpjj-g53r\n","epss":0.0,"dataProcessed":"Nov 1, 2026, 2:07:07 AM","vulnerabilityProduct":[],"vulnerabilityVendor":[]}},{"id":"5006636b-7e4c-386d-bba7-2645be13f002","vulnerability":{"id":"CVE-2026-107216","description":"Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.8.1 to 2.11.0, ANCHORARRAY recursively calls the exported CalcCellValue function, creating a fresh calculation context at each cycle and bypassing in-flight and iteration controls. ANCHORARRAY calls CalcCellValue instead of cellResolver, so each recursive hop receives a new calcContext and loses cycle state. When mutually referencing dynamic-array formulas are evaluated directly or through formula-evaluating APIs, each recursion hop resets the cycle budget and prevents completion-based caches from breaking the cycle, allowing an attacker to cause a fatal Go stack overflow and abort the process. No fixed version is available as of this review.","datePublished":"Oct 7, 2026, 5:51:31 PM","dateUpdated":"Oct 7, 2026, 6:51:04 PM","status":"PUBLISHED","baseScore":7.5,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","references":"https://github.com/qax-os/excelize/security/advisories/GHSA-wp2g-vpjj-g53r\nhttps://github.com/qax-os/excelize/commit/ea12859e43c64d498ecf839263c5f917391f3316\n","enisa_id":"EUVD-2026-94534\n","assigner":"GitHub_M","epss":0.38,"dataProcessed":"Nov 7, 2026, 7:20:27 AM","vulnerabilityProduct":[{"id":"c788f37d-baf3-3ad1-b735-0d271c1f418c","product":{"name":"excelize","vendor":{"name":"qax-os"}},"product_version":"2.8.1, ≤ 2.11.0"}],"vulnerabilityVendor":[{"id":"1a00c3ed-c006-3d0b-86be-fa7cc2750cd1","vendor":{"name":"qax-os"}}]}}],"enisaIdAdvisory":[]}