CVE-2025-22131-PoC

CVE-2025-22131-PoC PoC for CVE-2025-22131 PhpSpreadsheet is a library written in pure PHP and offers a set of classes that allow you to read and write various spreadsheet file formats such as Excel and LibreOffice Calc. phpspreadsheet version =2.2.0, =2.0.0, =3.0.0, sheetIndex === null $sheets =...

CVE-2026-45034

🧨 PHPSpreadsheet Phar デシリアライゼーションエクスプロイト prohibitWrappers の回避 + phpoffice/phpspreadsheet におけるリモートコード実行 RCE このリポジトリは、人気の PHP ライブラリ PHPSpreadsheet における重大な脆弱性に対する概念実証 PoC エクスプロイトを提供します。この攻撃は phar:// ラッパー を悪用してオブジェクトのデシリアライゼーションを引き起こし、影響を受けるバージョンではセキュリティ保護の回避 や完全なリモートコード実行 にまで至ります。 ⚡ 脆弱性の概要 バージョン| 状態...

CVE-2024-45427-Exploit

CVE-2024-45427 エクスプロイトジェネレータ このスクリプトは、PhpSpreadsheetライブラリ（v3.7.0）のCVE-2024-45427 を悪用する悪意のあるExcel（.xlsx）ファイルを生成します。 生のXMLを操作してシート名にXSSペイロードを注入し、標準ライブラリの検証チェックをバイパスします。 使用方法 1. exploit.pyを編集し、MYIPとPORTを設定します。 2. スクリプトを実行します： python3 exploit.py 3. リスナーを起動します： python3 -m http.server 8000 4...

CVE-2024-47875-PhpSpreadsheet-XSS-PoC

CVE-2025-22131 • PhpSpreadsheet HTML Writer XSS PoC Over View this is a PoC on the CVE-2025-22131 , a Cross-Site Scripting XSS vulnerability in PhpSpreadsheet versions prior to 2.2.2, 2.1.2, and 1.29.4. The vulnerability resides in the generateNavigation function, which fails to sanitize sheet...

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...

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...

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...

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-2026-59933

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: 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...

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...