CVE-2025-22131-PoC

CVE-2025-22131-PoC PoC para CVE-2025-22131 PhpSpreadsheet es una biblioteca escrita en PHP puro y ofrece un conjunto de clases que te permiten leer y escribir varios formatos de archivos de hoja de cálculo como Excel y LibreOffice Calc. phpspreadsheet versión =2.2.0, =2.0.0, =3.0.0, sheetIndex ==...

CVE-2026-100242

The Mediawiki - DataTransfer Extension (versions 1.46.0 before 1.47.0 ) is vulnerable to a Dependency on Vulnerable Third-Party Component and Uncontrolled Resource Consumption (CWE-1395, CWE-400). The issue stems from a dependency on a phpspreadsheet version susceptible to CVE-2026-59933 , which ...

CVE-2026-100242 DataTransfer depends on phpspreadsheet version vulnerable to CVE-2026-59933 (XLS/OLE memory exhaustion)

Dependency on Vulnerable Third-Party Component and Uncontrolled Resource Consumption vulnerability in Wikimedia Foundation Mediawiki - DataTransfer Extension allows Excessive Allocation. This issue affects Mediawiki - DataTransfer Extension: from 1.46.0 before 1.47.0...

CVE-2026-45034

🧨 Explotación de Deserialización Phar de PHPSpreadsheet Bypass deprohibitWrappers + Ejecución Remota de Código RCE en phpoffice/phpspreadsheet Este repositorio proporciona un exploit de prueba de concepto PoC para una vulnerabilidad crítica en la popular librería PHP PHPSpreadsheet. El ataque...

CVE-2024-45427-Exploit

Generador de Exploit CVE-2024-45427 Este script genera un archivo malicioso de Excel .xlsx para explotar CVE-2024-45427 en la librería PhpSpreadsheet v3.7.0. Inyecta una carga útil XSS en el nombre de la hoja manipulando el XML sin procesar, evadiendo las comprobaciones de validación estándar de ...

CVE-2024-47875-PhpSpreadsheet-XSS-PoC

CVE-2025-22131 • PhpSpreadsheet HTML Writer XSS PoC Vista General Este es un PoC de la CVE-2025-22131 , una vulnerabilidad de Cross-Site Scripting XSS en PhpSpreadsheet en versiones anteriores a 2.2.2, 2.1.2 y 1.29.4. La vulnerabilidad reside en la función generateNavigation, que no sanitiza los...

CLSA-2026-1786530064 TuxCare security update for phpoffice/phpspreadsheet (2 CVEs)

TuxCare rebuilt phpoffice/phpspreadsheet to address 2 CVEs. Fixed in 4.5.0-p3+tuxcare...

PT-2026-80104

TuxCare rebuilt phpoffice/phpspreadsheet to address 2 CVEs. Fixed in 4.5.0-p3+tuxcare...

CLSA-2026-1783904633 TuxCare security update for phpoffice/phpspreadsheet (5 CVEs)

TuxCare rebuilt phpoffice/phpspreadsheet to address 5 CVEs. Fixed in 4.5.0-p2+tuxcare...

CLSA-2026-1768525047 TuxCare security update for phpoffice/phpspreadsheet (1 CVE)

TuxCare rebuilt phpoffice/phpspreadsheet to address 1 CVE. Fixed in 4.5.0-p1+tuxcare...

CVE-2026-59932

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the Gnumeric reader reads attacker-supplied .gnumeric files into memory an...

CVE-2026-59933

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the OLE reader follows sector chains from attacker-controlled XLS/OLE...

CVE-2026-59931

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the WEBSERVICE domain whitelist can be bypassed via an HTTP redirect SSRF...

EUVD-2026-49952

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the Gnumeric reader reads attacker-supplied .gnumeric files into memory an...

CVE-2026-59932

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the Gnumeric reader reads attacker-supplied .gnumeric files into memory an...

CVE-2026-59932 PhpSpreadsheet: Gnumeric reader unbounded gzip expansion causes memory exhaustion

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the Gnumeric reader reads attacker-supplied .gnumeric files into memory an...

CVE-2026-59932 PhpSpreadsheet: Gnumeric reader unbounded gzip expansion causes memory exhaustion

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the Gnumeric reader reads attacker-supplied .gnumeric files into memory an...

CVE-2026-59933

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the OLE reader follows sector chains from attacker-controlled XLS/OLE...

CVE-2026-59933

PhpSpreadsheet is affected by a memory-exhaustion denial-of-service in the OLERead::read() path when parsing attacker-controlled XLS/OLE metadata. The vulnerability stems from an unguarded sector-chain walk in the OLE reader that can loop indefinitely (self-loop in small-block depot/sector chains...

CVE-2026-59933 PhpSpreadsheet: XLS/OLE sector-chain self-loop causes memory exhaustion

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the OLE reader follows sector chains from attacker-controlled XLS/OLE...