CVE-2024-45292 MEDIUM

CVE-2024-45292: PhpSpreadsheet HTML writer is vulnerable to Cross-Site Scripting via JavaScript hyperlinks

Vendor Phpoffice
Product PhpSpreadsheet
Weakness CWE-79 · XSS
Published October 7, 2024
Last update October 7, 2024
View on NVD All CVEs

CVSS base score

5.4/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

Description

PHPSpreadsheet is a pure PHP library for reading and writing spreadsheet files. `\PhpOffice\PhpSpreadsheet\Writer\Html` does not sanitize "javascript:" URLs from hyperlink `href` attributes, resulting in a Cross-Site Scripting vulnerability. This issue has been addressed in release versions 1.29.2, 2.1.1, and 2.3.0. All users are advised to upgrade. There are no known workarounds for this vulnerability.

Key dates

Disclosure timeline

October 7, 2024 CVE published
October 7, 2024 Record updated