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P4
CVE-2026-59931: PhpSpreadsheet >= 4.0.0, < 5.8.1, >= 3.3.0, < 3.10.7, >= 2.2.0, < 2.4.7, >= 2.0.0, < 2.1.18, < 1.30.6
CVE-2026-59931. CVSS 3.1 base score 7.7 (HIGH, Vendor/CNA). EPSS 0.0053 (percentile 0.43976), scored 22-Oct-2026.
Affected technology
PhpSpreadsheet · >= 4.0.0, < 5.8.1, >= 3.3.0, < 3.10.7, >= 2.2.0, < 2.4.7, >= 2.0.0, < 2.1.18, < 1.30.6
PHPOffice
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
Vendor/CNA’s CVSS 3.1 assessment (base score 7.7/10) rates confidentiality impact as high; integrity and availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-918
- CCR priority
- 30.9 /100 (P4)
- CVSS 3.1
- 7.7 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N · Vendor/CNA
- EPSS
- 0.0053 · percentile 0.43976 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-59931.html