Cross-Site Scripting Vulnerability in PhpSpreadsheet Library by PHPOffice
CVE-2024-56408

8.3HIGH

Key Information:

Vendor

PHPoffice

Vendor
CVE Published:
3 January 2025

What is CVE-2024-56408?

A vulnerability exists within the PhpSpreadsheet PHP library due to improper sanitization present in the '/vendor/phpoffice/phpspreadsheet/samples/Engineering/Convert-Online.php' file, allowing the potential for cross-site scripting (XSS) attacks. Users utilizing PhpSpreadsheet versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 are susceptible unless they update to the patched versions that effectively address this security flaw.

Affected Version(s)

PhpSpreadsheet >= 3.0.0, < 3.7.0 < 3.0.0, 3.7.0

PhpSpreadsheet < 1.29.7 < 1.29.7

PhpSpreadsheet >= 2.0.0, < 2.1.6 < 2.0.0, 2.1.6

References

CVSS V4

Score:
8.3
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

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