php-weasyprint: shell command injection via configurable WeasyPrint binary path due to inverted is_executable() guard (mirror of KnpLabs/snappy GHSA-vpr4-p6fq-85jc)

Summary pontedilana/php-weasyprint builds the shell command for WeasyPrint by passing the binary path through escapeshellarg first and then checking the quoted result with isexecutable. On POSIX escapeshellarg'/usr/local/bin/weasyprint' returns '/usr/local/bin/weasyprint' with the single-quote...

CVE-2026-49260 PhpWeasyPrint: shell command injection via configurable WeasyPrint binary path due to inverted is_executable() guard (mirror of KnpLabs/snappy GHSA-vpr4-p6fq-85jc)

PhpWeasyPrint is a PHP library allowing PDF generation from a URL or an HTML page. Prior to version 2.5.1, pontedilana/php-weasyprint builds the shell command for WeasyPrint by passing the binary path through escapeshellarg first and then checking the quoted result with isexecutable. On POSIX...

CVE-2026-49260 PhpWeasyPrint: shell command injection via configurable WeasyPrint binary path due to inverted is_executable() guard (mirror of KnpLabs/snappy GHSA-vpr4-p6fq-85jc)

PhpWeasyPrint is a PHP library allowing PDF generation from a URL or an HTML page. Prior to version 2.5.1, pontedilana/php-weasyprint builds the shell command for WeasyPrint by passing the binary path through escapeshellarg first and then checking the quoted result with isexecutable. On POSIX...

CVE-2026-49260: Improper Neutralization of Special Elements used in an OS Command

PhpWeasyPrint is a PHP library allowing PDF generation from a URL or an HTML page. Prior to version 2.5.1, pontedilana/php-weasyprint builds the shell command for WeasyPrint by passing the binary path through escapeshellarg first and then checking the quoted result with isexecutable. On POSIX...

CVE-2026-46643 Snappy: Binary path is never shell-escaped due to an inverted is_executable check

Snappy is a PHP library allowing thumbnail, snapshot or PDF generation from a url or a html page. Prior to version 1.7.1, on POSIX, escapeshellarg‘/usr/bin/wkhtmltopdf’ returns the literal string ‘/usr/bin/wkhtmltopdf’ with the single-quote characters included. isexecutable then looks for a file...