PhpSpreadsheet allows bypassing of XSS sanitizer using the javascript protocol and special characters

Product: PhpSpreadsheet Version: 3.8.0 CWE-ID: CWE-79: Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' CVSS vector v.3.1: 5.4 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N CVSS vector v.4.0: 4.8 AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N Description: an attack...

PhpSpreadsheet 跨站脚本漏洞

PhpSpreadsheet is an open source PHP library from PHPOffice for reading and writing spreadsheet files. A cross-site scripting vulnerability exists in PhpSpreadsheet that stems from the use of javascript protocols and special characters to bypass cross-site scripting XSS cleaners...

PT-2025-4849 · Phpoffice · Phpspreadsheet

Name of the Vulnerable Software and Affected Versions: phpoffice/phpspreadsheet versions prior to 1.29.9 phpoffice/phpspreadsheet versions prior to 2.1.8 phpoffice/phpspreadsheet versions prior to 2.3.7 phpoffice/phpspreadsheet versions prior to 3.9.0 Description: The issue is related to a bypass...

Cross-Site Scripting (XSS)

PhpSpreadsheet is vulnerable to Cross-Site Scripting XSS. The vulnerability is due to improper sanitization or escaping of user input when converting XLSX files into HTML, allows malicious scripts to be embedded in the file content and executed in the context of the user's browser...

GHSA-79XX-VF93-P7CX Cross-Site Scripting (XSS) vulnerability in generateNavigation() function in PhpSpreadsheet

Summary The researcher discovered zero-day vulnerability Cross-Site Scripting XSS vulnerability in the code which translates the XLSX file into a HTML representation and displays it in the response. Details When generating the HTML from an xlsx file containing multiple sheets, a navigation menu i...

Cross-Site Scripting (XSS) vulnerability in generateNavigation() function in PhpSpreadsheet

Summary The researcher discovered zero-day vulnerability Cross-Site Scripting XSS vulnerability in the code which translates the XLSX file into a HTML representation and displays it in the response. Details When generating the HTML from an xlsx file containing multiple sheets, a navigation menu i...

CVE-2025-22131

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Cross-Site Scripting XSS vulnerability in the code which translates the XLSX file into a HTML representation and displays it in the response...

CVE-2025-22131 Cross-Site Scripting (XSS) vulnerability in generateNavigation() function

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Cross-Site Scripting XSS vulnerability in the code which translates the XLSX file into a HTML representation and displays it in the response...

CVE-2025-22131 Cross-Site Scripting (XSS) vulnerability in generateNavigation() function

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Cross-Site Scripting XSS vulnerability in the code which translates the XLSX file into a HTML representation and displays it in the response...

CVE-2025-22131 Cross-Site Scripting (XSS) vulnerability in generateNavigation() function

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Cross-Site Scripting XSS vulnerability in the code which translates the XLSX file into a HTML representation and displays it in the response...

CVE-2025-22131

PhpSpreadsheet CVE-2025-22131 is an XSS in generateNavigation() during XLSX-to-HTML conversion when sheet names are not escaped for multi-sheet files. Affects PhpSpreadsheet versions prior to 2.2.2, 2.1.2, and 1.29.4; PoCs exist showing cookie-exfiltration via HTML navigation. Root cause: unsanit...

The vulnerability of the generateMeta() function in the PHP Spreadsheet library allows attackers to perform cross-site scripting attacks.

The vulnerability of the generateMeta function in the PhpSpreadsheet PHP library is related to the lack of measures taken to protect the structure of web pages. Exploiting this vulnerability could allow a malicious actor to perform cross-site scripting attacks remotely...

The vulnerability of the generateHTMLHeader() function in the PHP library PhpSpreadsheet allows attackers to perform cross-site scripting attacks.

The vulnerability of the generateHTMLHeader function in the PhpSpreadsheet PHP library is related to the lack of measures taken to protect the website structure. Exploiting this vulnerability could allow a remote attacker to perform cross-site scripting attacks...

Vulnerability of the Currency.php script (phpoffice/phpspreadsheet/samples/Wizards/NumberFormat/Currency.php) in the PHP library PhpSpreadsheett, which allows attackers to perform cross-site scripting attacks

The vulnerability in the Currency.php script phpoffice/phpspreadsheet/samples/Wizards/NumberFormat/Currency.php of the PhpSpreadsheet library involves a lack of measures to protect web page structures. Exploiting this vulnerability allows an attacker to perform cross-site scripting attacks remote...

The vulnerability in the download.php script (/phpoffice/phpspreadsheet/samples/download.php) of the PhpSpreadsheet library allows attackers to perform cross-site scripting attacks.

The vulnerability of the download.php /phpoffice/phpspreadsheet/samples/download.php PHP library in the PhpSpreadsheet library is related to the lack of measures taken to protect the website’s structure. Exploiting this vulnerability could allow a remote attacker to perform cross-site scripting...

The vulnerability of the Convert-Online.php script (phpoffice/phpspreadsheet/samples/Engineering/Convert-Online.php) in the PhpSpreadsheet PHP library allows attackers to perform cross-site scripting attacks.

The vulnerability of the Convert-Online.php script phpoffice/phpspreadsheet/samples/Engineering/Convert-Online.php in the PhpSpreadsheet library is related to the lack of measures taken to protect the website structure. Exploiting this vulnerability allows a malicious actor to perform cross-site...

Vulnerability of the Accounting.php script (/phpoffice/phpspreadsheet/samples/Wizards/NumberFormat/Accounting.php) in the PhpSpreadsheet library, which allows attackers to perform cross-site scripting attacks.

The vulnerability in the Accounting.php script /phpoffice/phpspreadsheet/samples/Wizards/NumberFormat/Accounting.php of the PhpSpreadsheet library is related to the lack of measures taken to protect the website structure. Exploiting this vulnerability allows an attacker to perform cross-site...

PhpSpreadsheet 跨站脚本漏洞

PhpSpreadsheet is an open source PHP library for reading and writing spreadsheet files from PHPOffice. A cross-site scripting vulnerability exists in PhpSpreadsheet. An attacker exploiting this vulnerability can perform cross-site scripting attacks...

PT-2025-34632

Name of the Vulnerable Software and Affected Versions: PhpOffice/PhpSpreadsheet versions prior to 1.30.0 PhpOffice/PhpSpreadsheet versions prior to 2.1.12 PhpOffice/PhpSpreadsheet versions prior to 2.4.0 PhpOffice/PhpSpreadsheet versions prior to 3.10.0 PhpOffice/PhpSpreadsheet versions prior to...

Cross-Site Scripting (XSS)

phpoffice/phpspreadsheet is vulnerable to cross-site scripting XSS. The vulnerability is due to improper handling of the javascript protocol and special characters, allowing an attacker to craft malicious links that bypass the sanitizer...