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    CVE-2024-45048

    PHPSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Affected versions are subject to a bypassing of a filter which allows for an XXE-attack. This in turn allows attacker to obtain contents of local files, even if error reporting is muted. This vulnerability has been addressed in release version 2.2.1. All users are advised to upgrade. There are no known workarounds for this vulnerability.

    Published:Aug 28, 2024
    Last Modified:Sep 4, 2024
    EPS:Aug 28, 2024
    EPSS Score:0.00051
    CVSS Score:8.8

    Affected Products

    Vendor
    Phpoffice
    Product
    Phpspreadsheet
    Vendor
    Phpspreadsheet Project
    Product
    Phpspreadsheet

    Exploits

    https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-ghg6-32f9-2jp7

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-221 Data Serialization External Entities Blowup

    Related CVEs

    CVE-2026-59932 (CVSS 7.5) — PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.…
    CVE-2026-59933 (CVSS 7.5) — PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.…
    CVE-2026-59931 (CVSS 7.7) — PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.…
    CVE-2026-45034 (CVSS 9.2) — PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.5, CVE-2026-3408…
    CVE-2026-40863 (CVSS 7.5) — PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.4, 2.1.16, 2.4.5…
    CVE-2026-40902 (CVSS 7.5) — PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.4, 2.1.16, 2.4.5…
    CVE-2026-40296 (CVSS 5.4) — PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. The HTML writer skips htmlspec…
    CVE-2026-35453 (CVSS 4.8) — PhpSpreadsheet is a library for reading and writing spreadsheet files. In versions 1.30.3 and earlier, 2.0.0 t…
    CVE-2026-34084 (CVSS 9.2) — PhpSpreadsheet is a library for reading and writing spreadsheet files. In versions 1.30.2 and earlier, 2.0.0 t…
    CVE-2025-54370 (CVSS 8.7) — PhpOffice/PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to versions 1.…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High