CVE-2024-56409

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 are vulnerable to unauthorized reflected cross-site scripting in the `Currency.php` file. Using the `/vendor/phpoffice/phpspreadsheet/samples/Wizards/NumberFormat/Currency.php` script, an attacker can perform a cross-site scripting attack. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7 contain a patch for the issue.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
PHPOffice	PhpSpreadsheet	>= 3.0.0, < 3.7.0; < 1.29.7; >= 2.0.0, < 2.1.6; >= 2.2.0, < 2.3.5

References

https://github.com/PHPOffice/PhpSpreadsheet/commit/700a80346be269af668914172bc6f4521982d0b4Patch
https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-j2xg-cjcx-4677Exploit, Vendor Advisory
https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-j2xg-cjcx-4677Exploit, Vendor Advisory

Timeline

Published: Jan 3, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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