Phpoffice

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    Products: 1
    Vulnerabilities: 31
    Known Exploited: 0
    1
    Critical Level Threats
    14
    High Level Threats
    13
    Medium Level Threats
    0
    Low Level Threats

    Vulnerabilities

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    Vulnerabilities

    CVE-2026-59932

    PhpSpreadsheet: Gnumeric reader unbounded gzip expansion causes memory exhaustion

    Last Modified: Jul 29, 2026
    Published: Jul 28, 2026

    CVE-2026-59933

    PhpSpreadsheet: XLS/OLE sector-chain self-loop causes memory exhaustion

    Last Modified: Jul 28, 2026
    Published: Jul 28, 2026

    CVE-2026-59931

    PhpSpreadsheet: SSRF bypass via HTTP redirect in WEBSERVICE() domain whitelist

    Last Modified: Jul 28, 2026
    Published: Jul 28, 2026

    CVE-2026-45034

    PhpSpreadsheet: File::prohibitWrappers bypass

    Last Modified: Jun 23, 2026
    Published: Jun 22, 2026

    CVE-2026-40863

    PhpSpreadsheet: CPU Denial of Service via Unbounded Row Index in SpreadsheetML XML Reader

    Last Modified: May 13, 2026
    Published: May 12, 2026
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    Phpoffice Vulnerabilities & Security CVEs | CVE-DB