Vulnerability details

CVE-2024-56409

PHPOffice PhpSpreadsheet

PhpSpreadsheet vulnerable to unauthorized reflected XSS in Currency.php file

CVSS 4.0

8.3High

Official 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.

CVSS scores

Score	Version	Source	Vector
8.3High	4.0	CVEProject cvelistV5 (CNA) (GitHub_M)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:L/SI:H/SA:L`

Affected products

Vendor	Product	Versions	Source
PHPOffice	PhpSpreadsheet	< 1.29.7	CVEProject cvelistV5 (CNA)
PHPOffice	PhpSpreadsheet	>= 2.0.0, < 2.1.6	CVEProject cvelistV5 (CNA)
PHPOffice	PhpSpreadsheet	>= 2.2.0, < 2.3.5	CVEProject cvelistV5 (CNA)
PHPOffice	PhpSpreadsheet	>= 3.0.0, < 3.7.0	CVEProject cvelistV5 (CNA)

References and advisories

https://github.com/PHPOffice/PhpSpreadsheet/commit/700a80346be269af668914172bc6f4521982d0b4 x_refsource_MISC
https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-j2xg-cjcx-4677 x_refsource_CONFIRM

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Details

Published: 2025-01-03
Last updated: 2025-01-03
State: Published
Assigner (CNA): GitHub_M

Exploit prediction (EPSS)

0.34%

Probability of exploitation in 30 days

27.7%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: Proof of concept
Technical impact: Partial

Weaknesses (CWE)

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')