Description
phpoffice/phpspreadsheet is a pure PHP library for reading and writing spreadsheet files. Affected versions have been found to have a Bypass of the Cross-site Scripting (XSS) sanitizer using the javascript protocol and special characters. This issue has been addressed in versions 3.9.0, 2.3.7, 2.1.8, and 1.29.9. Users are advised to upgrade. There are no known workarounds for this vulnerability.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-r57h-547h-w24f
Scores
CVSS v4
4.8
EPSS
0.0011
EPSS Percentile
29.5%
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (6)
phpoffice/phpexcel
0Packagist
phpoffice/phpspreadsheet
3.0.0 - 3.9.0Packagist
PHPOffice/PhpSpreadsheet
< 1.29.9
PHPOffice/PhpSpreadsheet
>= 2.0.0, < 2.1.8
PHPOffice/PhpSpreadsheet
>= 2.2.0, < 2.3.7
PHPOffice/PhpSpreadsheet
>= 3.0.0, < 3.9.0
Published
Feb 03, 2025
Tracked Since
Feb 18, 2026