CVE-2025-22131-PoC

CVE-2025-22131-PoC PoC для CVE-2025-22131 PhpSpreadsheet — это библиотека, написанная на чистом PHP, предлагающая набор классов, которые позволяют читать и записывать различные форматы файлов электронных таблиц, такие как Excel и LibreOffice Calc. phpspreadsheet версии =2.2.0, =2.0.0, =3.0.0,...

CVE-2026-45034

🧨 PHPSpreadsheet Phar 역직렬화 익스플로잇 prohibitWrappers 우회 + phpoffice/phpspreadsheet 원격 코드 실행 RCE 이 저장소는 널리 사용되는 PHP 라이브러리 PHPSpreadsheet 의 치명적인 취약점에 대한 개념 증명PoC 익스플로잇 을 제공합니다. 공격은 phar:// 래퍼 를 악용하여 객체 역직렬화를 유발하고, 보안 보호 기능을 우회하고 취약한 버전에서 완전한 원격 코드 실행 까지 이어질 수 있습니다. ⚡ 취약점 개요...

CVE-2024-45427-Exploit

CVE-2024-45427 익스플로잇 생성기 이 스크립트는 PhpSpreadsheet 라이브러리v3.7.0의 CVE-2024-45427 을 익스플로잇하기 위한 악성 Excel.xlsx 파일을 생성합니다. 원시 XML을 조작하여 시트 이름에 XSS 페이로드를 주입하며, 표준 라이브러리 검증을 우회합니다. 사용 방법 1. exploit.py를 편집하고 MYIP와 PORT를 설정합니다. 2. 스크립트를 실행합니다: root@kitploit: python3 exploit.py 3. 리스너를 시작합니다: root@kitploit:...

CVE-2024-47875-PhpSpreadsheet-XSS-PoC

CVE-2025-22131 • PhpSpreadsheet HTML Writer XSS PoC Обзор Это PoC-эксплойт для CVE-2025-22131 — уязвимости межсайтового скриптинга XSS в PhpSpreadsheet версий ниже 2.2.2, 2.1.2 и 1.29.4. Уязвимость находится в функции generateNavigation, которая не санитизирует имена листов при конвертации XLSX в...

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...

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...

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 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...

EUVD-2026-49929

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-2026-59931 PhpSpreadsheet: SSRF bypass via HTTP redirect in WEBSERVICE() domain whitelist

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-2026-59931

CVE-2026-59931 (PhpSpreadsheet SSRF via WEBSERVICE domain whitelist bypass) Concrete technical details are present in connected sources: PhpSpreadsheet’s Calculation/Web/Service.php validates the host against a domain whitelist but uses file_get_contents() with a PHP HTTP stream wrapper that foll...

CVE-2026-59931

creationtimestamp| type| source ---|---|--- 2026-07-23 16:35:09+00:00| published-proof-of-concept| https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-6hq5-7373-42rg 2026-07-28 19:00:43+00:00| seen| https://bsky.app/profile/thehackerwire.bsky.social/post/3mrq3udnieo2f 2026-07-28...

CVE-2026-59932

creationtimestamp| type| source ---|---|--- 2026-07-23 16:35:07+00:00| published-proof-of-concept| https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-2mrg-gjxq-2gvr 2026-07-28 18:43:05+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mrq2uso3v32e...

GHSA-XH5M-36R6-47M3 PHPSpreadsheet: XLS/OLE sector-chain self-loop causes memory exhaustion

Summary PhpSpreadsheet's OLE reader follows sector chains from attacker-controlled XLS/OLE metadata without detecting cycles or enforcing a maximum chain length. A tiny malformed .xls/OLE file can set the small-block depot sector chain to point back to itself. During normal XLS detection,...

Infinite loop

Overview phpoffice/phpspreadsheet is a Spreadsheet engine that Read, Create and Write Spreadsheet documents in PHP . Affected versions of this package are vulnerable to Infinite loop through the read function. An attacker can cause the application to exhaust system memory and crash by submitting ...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview phpoffice/phpspreadsheet is a Spreadsheet engine that Read, Create and Write Spreadsheet documents in PHP . Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification through the gzfileGetContents process. An attacker can exhaust...