XSS in Phpoffice Phpspreadsheet
CVE-2025-23210
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.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.004 (32.7th percentile) — read the EPSS interpretation.
Affected products
- Phpoffice Phpspreadsheet — versions >= 3.0.0, < 3.9.0, >= 2.2.0, < 2.3.7, >= 2.0.0, < 2.1.8
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)