PhpSpreadsheet 安全漏洞

PhpSpreadsheet is an open source PHP library from PHPOffice for reading and writing spreadsheet files. A security vulnerability exists in PhpSpreadsheet that stems from allowing image size and type to be retrieved by reading the contents of a file. An attacker exploiting this vulnerability can...

CVE-2024-45291: Absolute Path Traversal

PHPSpreadsheet is a pure PHP library for reading and writing spreadsheet files. It's possible for an attacker to construct an XLSX file that links images from arbitrary paths. When embedding images has been enabled in HTML writer with $writer-setEmbedImagestrue; those files will be included in th...

CVE-2024-45290: Absolute Path Traversal

PHPSpreadsheet is a pure PHP library for reading and writing spreadsheet files. It's possible for an attacker to construct an XLSX file which links media from external URLs. When opening the XLSX file, PhpSpreadsheet retrieves the image size and type by reading the file contents, if the provided...

CVE-2024-45060: Improper Neutralization of Input During Web Page Generation

PHPSpreadsheet is a pure PHP library for reading and writing spreadsheet files. One of the sample scripts in PhpSpreadsheet is susceptible to a cross-site scripting XSS vulnerability due to improper handling of input where a number is expected leading to formula injection. The code in in...

PhpSpreadsheet 安全漏洞

PhpSpreadsheet is an open source PHP library from PHPOffice for reading and writing spreadsheet files. A security vulnerability exists in PhpSpreadsheet. An attacker exploited the vulnerability to disclose server files and sensitive information by serving specially crafted worksheets...

CVE-2024-45292: Improper Neutralization of Input During Web Page Generation

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,...

GHSA-534C-HCR7-67JG Kimai has an XXE Leading to Local File Read

Summary Kimai uses PHPSpreadsheet for importing and exporting invoices. Recently, a CVE was identified in PHPSpreadsheet, which could lead to an XXE vulnerability. Details Exploitation requires an Administrator account, allowing the upload of an XLSX template containing the payload. The...

Kimai has an XXE Leading to Local File Read

Summary Kimai uses PHPSpreadsheet for importing and exporting invoices. Recently, a CVE was identified in PHPSpreadsheet, which could lead to an XXE vulnerability. Details Exploitation requires an Administrator account, allowing the upload of an XLSX template containing the payload. The...

Pimcore includes vulnerable PHPOffice/PhpSpreadsheet

Summary Pimcore 10.6.x and Enterprise 10.6.x versions currently depend on PHPOffice/PhpSpreadsheet version 1.x, which has recently been identified with a security vulnerability CVE-2024-45048. To mitigate this issue, it is recommended to update to the latest version 2.2.2. For more details, pleas...

GHSA-HQ76-662X-7MW4 Pimcore includes vulnerable PHPOffice/PhpSpreadsheet

Summary Pimcore 10.6.x and Enterprise 10.6.x versions currently depend on PHPOffice/PhpSpreadsheet version 1.x, which has recently been identified with a security vulnerability CVE-2024-45048. To mitigate this issue, it is recommended to update to the latest version 2.2.2. For more details, pleas...

XXE in PHPSpreadsheet encoding is returned

Summary Bypassing the filter allows a XXE-attack. Which is turn allows attacker to obtain contents of local files, even if error reporting muted by @ symbol. LFI-attack Details Check $pattern = '/encoding=".?"/'; easy to bypass. Just use a single quote symbol '. So payload looks like this:...

GHSA-GHG6-32F9-2JP7 XXE in PHPSpreadsheet encoding is returned

Summary Bypassing the filter allows a XXE-attack. Which is turn allows attacker to obtain contents of local files, even if error reporting muted by @ symbol. LFI-attack Details Check $pattern = '/encoding=".?"/'; easy to bypass. Just use a single quote symbol '. So payload looks like this:...

GHSA-WGMF-Q9VR-VWW6 PhpSpreadsheet HTML writer is vulnerable to Cross-Site Scripting via style information

Summary \PhpOffice\PhpSpreadsheet\Writer\Html doesn't sanitize spreadsheet styling information such as font names, allowing an attacker to inject arbitrary JavaScript on the page. PoC Example target script: loadDIR . '/book.xlsx'; $writer = new \PhpOffice\PhpSpreadsheet\Writer\Html$spreadsheet;...

PhpSpreadsheet HTML writer is vulnerable to Cross-Site Scripting via style information

Summary \PhpOffice\PhpSpreadsheet\Writer\Html doesn't sanitize spreadsheet styling information such as font names, allowing an attacker to inject arbitrary JavaScript on the page. PoC Example target script: loadDIR . '/book.xlsx'; $writer = new \PhpOffice\PhpSpreadsheet\Writer\Html$spreadsheet;...

Cross Site Scripting

phpoffice/phpspreadsheet is vulnerable to Cross Site ScriptingXSS. The vulnerability is due to insufficient sanitization of spreadsheet styling information by \PhpOffice\PhpSpreadsheet\Writer\Html, which fails to remove or neutralize potentially harmful content before rendering it in HTML. It...

Local File Bypass

phpoffice/phpspreadsheet is vulnerable to Local File Bypass. The vulnerability is due to improper validation and handling of XML input within XmlScanner.php, which allows attackers to exploit XXE to access local file contents...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS due to missing sanitization of the spreadsheet styling information, via the \PhpOffice\PhpSpreadsheet\Writer\Html component. PoC php loadDIR . '/book.xlsx'; $writer = new...

CVE-2024-45046

PHPSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In affected versions \PhpOffice\PhpSpreadsheet\Writer\Html doesn't sanitize spreadsheet styling information such as font names, allowing an attacker to inject arbitrary JavaScript on the page. As a result an attacker...

CVE-2024-45048

PHPSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Affected versions are subject to a bypassing of a filter which allows for an XXE-attack. This in turn allows attacker to obtain contents of local files, even if error reporting is muted. This vulnerability has been...

CVE-2024-45046 PhpSpreadsheet HTML writer is vulnerable to Cross-Site Scripting via style information

PHPSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In affected versions \PhpOffice\PhpSpreadsheet\Writer\Html doesn't sanitize spreadsheet styling information such as font names, allowing an attacker to inject arbitrary JavaScript on the page. As a result an attacker...