p PatchFirst

CVE-2020-7776

CVE-2020-7776 · Cross-site Scripting (XSS)

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This affects the package phpoffice/phpspreadsheet from 0.0.0. The library is vulnerable to XSS when creating an html output from an excel file by adding a comment on any cell. The root cause of this issue is within the HTML writer where user comments are concatenated as part of link and this is returned as HTML. A fix for this issue is available on commit 0ed5b800be2136bcb8fa9c1bdf59abc957a98845/master branch.

CVSS 7.1 · High · EPSS 1.3% · Fix available

Published
Updated

Stack: php

Affected products and versions

  • phpoffice/phpspreadsheet

    Versions
    • ≥ 0.0.0, < unspecified: Affected (custom)

    No fix published

  • phpoffice/phpspreadsheet Packagist

    Versions
    • 1.0.0
    • 1.0.0-beta
    • 1.0.0-beta2
    • 1.1.0
    • 1.10.0
    • 1.10.1
    • 1.11.0
    • 1.12.0
    • 1.13.0
    • 1.14.0
    • 1.14.1
    • 1.15.0
    • 1.2.0
    • 1.2.1
    • 1.3.0
    • 1.3.1
    • 1.4.0
    • 1.4.1
    • 1.5.0
    • 1.5.1
    • 1.5.2
    • 1.6.0
    • 1.7.0
    • 1.8.0
    • 1.8.1
    • 1.8.2
    • 1.9.0
    Affected ranges
    • ECOSYSTEM: < 1.16.0

    Update to 1.16.0

  • phpoffice/phpexcel Packagist

    Versions
    • 1.7.9
    • 1.7.9-rc1
    • 1.8.0
    • 1.8.0rc1
    • 1.8.0rc2
    • 1.8.0rc3
    • 1.8.0rc4
    • 1.8.1
    • 1.8.2
    Affected ranges
    • ECOSYSTEM: ≤ 1.8.2

    No fix published

Original sources

Check your server →