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 버전| 상태| 설명 ---|---|--- 5.7....

CVE-2026-95806 MISP: PHP phar stream wrapper enables deserialization and code execution via caller-influenced filesystem paths

MISP ships with PHP's phar stream wrapper registered in both its web entry point and its console entry point. The phar stream wrapper causes PHP to treat a phar archive as a directory, which has two security consequences: - any filesystem operation on a caller-influenced path that resolves to a...

EUVD-2026-38053

PhpWeasyPrint vulnerable to PHAR deserialization via output filename CVE-2023-28115 case-insensitive bypass...

CVE-2026-45034

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.5, CVE-2026-34084 was patched by the helper File::prohibitWrappers. The helper calls parseurl$filename, PHPURLSCHEME and then checks isstring$scheme && strlen$scheme 1 to reject stream wrappers such as...

CVE-2026-45034

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.5, CVE-2026-34084 was patched by the helper File::prohibitWrappers. The helper calls parseurl$filename, PHPURLSCHEME and then checks isstring$scheme && strlen$scheme 1 to reject stream wrappers such as...

CVE-2026-45034 PhpSpreadsheet: File::prohibitWrappers bypass

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.5, CVE-2026-34084 was patched by the helper File::prohibitWrappers. The helper calls parseurl$filename, PHPURLSCHEME and then checks isstring$scheme && strlen$scheme 1 to reject stream wrappers such as...

CVE-2026-45034 PhpSpreadsheet: File::prohibitWrappers bypass

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.5, CVE-2026-34084 was patched by the helper File::prohibitWrappers. The helper calls parseurl$filename, PHPURLSCHEME and then checks isstring$scheme && strlen$scheme 1 to reject stream wrappers such as...

CVE-2026-45034

Summary: PhpSpreadsheet before 1.30.5 contains a bypass in File::prohibitWrappers that can be exploited via phar:// wrapper paths (e.g., phar:///path/file.phar/inner). When input contains three or more slashes after the scheme, parse_url can return false, skipping the check and allowing phar wrap...

EUVD-2026-38359

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.5, CVE-2026-34084 was patched by the helper File::prohibitWrappers. The helper calls parseurl$filename, PHPURLSCHEME and then checks isstring$scheme && strlen$scheme 1 to reject stream wrappers such as...

CVE-2026-45034: Deserialization of Untrusted Data

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.5, CVE-2026-34084 was patched by the helper File::prohibitWrappers. The helper calls parseurl$filename, PHPURLSCHEME and then checks isstring$scheme && strlen$scheme 1 to reject stream wrappers such as...

CVE-2026-49286

PhpWeasyPrint is a PHP library allowing PDF generation from a URL or an HTML page. Prior to version 2.6.0, pontedilana/php-weasyprint guarded the output filename against the phar:// stream wrapper with a case-sensitive blacklist. PHP stream wrappers are case-insensitive, so PHAR://, Phar://, etc...

CVE-2026-49286 PhpWeasyPrint vulnerable to PHAR deserialization via output filename (CVE-2023-28115 case-insensitive bypass)

PhpWeasyPrint is a PHP library allowing PDF generation from a URL or an HTML page. Prior to version 2.6.0, pontedilana/php-weasyprint guarded the output filename against the phar:// stream wrapper with a case-sensitive blacklist. PHP stream wrappers are case-insensitive, so PHAR://, Phar://, etc...

PT-2026-50999

Name of the Vulnerable Software and Affected Versions PhpWeasyPrint versions prior to 2.6.0 Description PhpWeasyPrint is a PHP library used for generating PDFs from HTML pages or URLs. The software uses a case-sensitive blacklist to protect output filenames against the phar:// stream wrapper...

GHSA-87M4-826X-3CRX PHPSpreadsheet has a patch bypass for CVE-2026-34084

Summary CVE-2026-34084 was patched by the helper File::prohibitWrappers. The helper calls parseurl$filename, PHPURLSCHEME and then checks isstring$scheme && strlen$scheme 1 to reject stream wrappers such as phar://, php://, data:// or expect://. The check is not equivalent to "does the path conta...

PHPSpreadsheet has a patch bypass for CVE-2026-34084

Summary CVE-2026-34084 was patched by the helper File::prohibitWrappers. The helper calls parseurl$filename, PHPURLSCHEME and then checks isstring$scheme && strlen$scheme 1 to reject stream wrappers such as phar://, php://, data:// or expect://. The check is not equivalent to "does the path conta...

PT-2026-47606

Name of the Vulnerable Software and Affected Versions PhpSpreadsheet versions prior to 1.30.5 Description An issue exists in the File::prohibitWrappers function where the use of parse url to detect stream wrappers can be bypassed. When an input contains three or more slashes after the scheme e.g....

CVE-2026-34084

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...

Server-Side Request Forgery (SSRF)

PhpSpreadsheet is vulnerable to Server-Side Request Forgery SSRF. The vulnerability is due to insufficient validation of user-controlled filenames passed to IOFactory::load, which allows an attacker to supply malicious PHP stream wrapper paths such as phar:// to trigger PHAR deserialization and...

CVE-2026-34084

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...

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...