CVE-2026-40902

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.4, 2.1.16, 2.4.5, 3.10.5, and 5.7.0, the XLSX reader's ColumnAndRowAttributes::readRowAttributes method reads row numbers from XML attributes without validating them against the spreadsheet maximum row...

PhpSpreadsheet 安全漏洞

PhpSpreadsheet is a PHP library developed by PHPOffice, designed for reading and writing spreadsheet files. Vulnerabilities exist in versions prior to 1.30.4, 2.1.16, 2.4.5, 3.10.5, and 5.7.0 of PhpSpreadsheet. These vulnerabilities stem from the XLSX reader’s...

CVE-2026-40296

PhpSpreadsheet is affected by a stored XSS in the HTML writer when a cell uses a custom number format containing the text placeholder @. If the formatted value diverges from the original value (e.g., formats like ". @", "@ ", or "x@"), htmlspecialchars() escaping is skipped, allowing unescaped HT...

GHSA-XQ9M-HMP9-FW87 wger: CSV/TSV formula injection in gym member export (first_name/last_name)

Summary The gym member TSV export endpoint in wger writes firstname and lastname profile fields verbatim to TSV cells with no formula-prefix sanitization. Any gym member including newly self-registered users can pre-load a spreadsheet formula into their own profile. When a gym admin later exports...

CSV Injection

Overview Affected versions of this package are vulnerable to CSV Injection via the export function. An attacker can execute arbitrary spreadsheet formulas in the context of an administrator's local machine by injecting formula payloads into profile fields, which are then exported and opened in...

EUVD-2025-209695

HCL BigFix Service Management SM does not adequately sanitize or safely render spreadsheet files CSV, XLS, XLSX before processing or distributing them. An attacker could populate data fields which, when saved to a CSV file, may attempt information exfiltration or other malicious activity when...

CVE-2025-31978

HCL BigFix Service Management SM does not adequately sanitize or safely render spreadsheet files CSV, XLS, XLSX before processing or distributing them. An attacker could populate data fields which, when saved to a CSV file, may attempt information exfiltration or other malicious activity when...

CVE-2025-31978 HCL BigFix Service Management (SM) does not adequately sanitize or safely render

HCL BigFix Service Management SM does not adequately sanitize or safely render spreadsheet files CSV, XLS, XLSX before processing or distributing them. An attacker could populate data fields which, when saved to a CSV file, may attempt information exfiltration or other malicious activity when...

CVE-2025-31978

HCL BigFix Service Management SM does not adequately sanitize or safely render spreadsheet files CSV, XLS, XLSX before processing or distributing them. An attacker could populate data fields which, when saved to a CSV file, may attempt information exfiltration or other malicious activity when...

CVE-2025-31978

CVE-2025-31978 : HCL BigFix Service Management (SM) does not adequately sanitize or safely render spreadsheet files (CSV, XLS, XLSX) before processing or distributing them. The underlying issue may allow an attacker to craft data fields that, when saved to a CSV, could trigger information exfiltr...

CVE-2025-31978 HCL BigFix Service Management (SM) does not adequately sanitize or safely render

HCL BigFix Service Management SM does not adequately sanitize or safely render spreadsheet files CSV, XLS, XLSX before processing or distributing them. An attacker could populate data fields which, when saved to a CSV file, may attempt information exfiltration or other malicious activity when...

PT-2026-37634

HCL BigFix Service Management SM does not adequately sanitize or safely render spreadsheet files CSV, XLS, XLSX before processing or distributing them. An attacker could populate data fields which, when saved to a CSV file, may attempt information exfiltration or other malicious activity when...

HCL BigFix Service Management 安全漏洞

HCL BigFix Service Management is an IT service management and asset management platform developed by the Indian company HCL. There is a security vulnerability in HCL BigFix Service Management. This vulnerability arises from insufficient cleaning or secure rendering of spreadsheet files before...

CVE-2026-34084 PhpSpreadsheet SSRF and RCE via PHP stream wrappers in IOFactory::load

PhpSpreadsheet is a library for reading and writing spreadsheet files. In versions 1.30.2 and earlier, 2.0.0 through 2.1.14, 2.2.0 through 2.4.3, 3.3.0 through 3.10.3, and 4.0.0 through 5.5.0, when the filename argument to IOFactory::load is user-controlled, an attacker can supply a PHP stream...

WordPress Bulk Edit Posts and Products in Spreadsheet plugin <= 2.25.16 - Unauthenticated Reflected Cross-Site Scripting vulnerability

Unauthenticated Reflected Cross-Site Scripting vulnerability discovered by Asaf Mozes in WordPress Plugin Bulk Edit Posts and Products in Spreadsheet versions = 2.25.16...

GHSA-7C6M-4442-2X6M PhpSpreadsheet has CPU Denial of Service via Unbounded Row Number in XLSX Row Dimensions

Summary The XLSX reader's ColumnAndRowAttributes::readRowAttributes method reads row numbers from XML attributes without validating them against the spreadsheet maximum row limit AddressRange::MAXROW = 1,048,576. An attacker can craft a minimal XLSX file 1.6KB containing a element that inflates...

Cross-site Scripting (XSS)

Overview phpoffice/phpspreadsheet is a Spreadsheet engine that Read, Create and Write Spreadsheet documents in PHP . Affected versions of this package are vulnerable to Cross-site Scripting XSS through the readRowAttributes process. An attacker can exhaust CPU and memory resources by submitting a...

PhpSpreadsheet has CPU Denial of Service via Unbounded Row Index in SpreadsheetML XML Reader

Summary The SpreadsheetML XML reader Reader\Xml does not validate the ss:Index row attribute against the maximum allowed row count AddressRange::MAXROW = 1,048,576. An attacker can craft a SpreadsheetML XML file with ss:Index="999999999" on a element, which inflates the internal cachedHighestRow ...

GHSA-84WQ-86V6-X5J6 PhpSpreadsheet has CPU Denial of Service via Unbounded Row Index in SpreadsheetML XML Reader

Summary The SpreadsheetML XML reader Reader\Xml does not validate the ss:Index row attribute against the maximum allowed row count AddressRange::MAXROW = 1,048,576. An attacker can craft a SpreadsheetML XML file with ss:Index="999999999" on a element, which inflates the internal cachedHighestRow ...

PT-2026-37096

Name of the Vulnerable Software and Affected Versions PhpSpreadsheet versions prior to 1.30.3 PhpSpreadsheet versions 2.0.0 through 2.1.14 PhpSpreadsheet versions 2.2.0 through 2.4.3 PhpSpreadsheet versions 3.3.0 through 3.10.3 PhpSpreadsheet versions 4.0.0 through 5.5.0 Description When the...