{"id":2490,"date":"2026-04-14T17:05:22","date_gmt":"2026-04-14T17:05:22","guid":{"rendered":"https:\/\/blog.ibvl.in\/index.php\/2026\/04\/14\/new-php-composer-flaws-enable-arbitrary-command-execution-patches-released\/"},"modified":"2026-04-14T17:05:22","modified_gmt":"2026-04-14T17:05:22","slug":"new-php-composer-flaws-enable-arbitrary-command-execution-patches-released","status":"publish","type":"post","link":"https:\/\/blog.ibvl.in\/index.php\/2026\/04\/14\/new-php-composer-flaws-enable-arbitrary-command-execution-patches-released\/","title":{"rendered":"New PHP Composer Flaws Enable Arbitrary Command Execution \u2014 Patches Released"},"content":{"rendered":"<div>Two high-severity security vulnerabilities\u00a0have been disclosed in Composer, a package\u00a0manager for\u00a0PHP, that, if successfully exploited, could result in arbitrary command execution.<br \/>\nThe vulnerabilities\u00a0have been\u00a0described as command injection flaws affecting the Perforce VCS (version control software) driver. Details of the two flaws are below\u00a0&#8211;<\/p>\n<p>CVE-2026-40176 (CVSS<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Two high-severity security vulnerabilities\u00a0have been disclosed in Composer, a package\u00a0manager for\u00a0PHP, that, if successfully exploited, could result in arbitrary command execution. The vulnerabilities\u00a0have been\u00a0described as command injection flaws affecting the Perforce VCS (version control software) driver. Details of the two flaws are below\u00a0&#8211; CVE-2026-40176 (CVSS<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-container-style":"default","site-container-layout":"default","site-sidebar-layout":"default","disable-article-header":"default","disable-site-header":"default","disable-site-footer":"default","disable-content-area-spacing":"default","footnotes":""},"categories":[90],"tags":[91],"class_list":["post-2490","post","type-post","status-publish","format-standard","hentry","category-cybersecurity","tag-cybersecurity"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>New PHP Composer Flaws Enable Arbitrary Command Execution \u2014 Patches Released - Imperative Business Ventures Limited<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.ibvl.in\/index.php\/2026\/04\/14\/new-php-composer-flaws-enable-arbitrary-command-execution-patches-released\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"New PHP Composer Flaws Enable Arbitrary Command Execution \u2014 Patches Released - Imperative Business Ventures Limited\" \/>\n<meta property=\"og:description\" content=\"Two high-severity security vulnerabilities\u00a0have been disclosed in Composer, a package\u00a0manager for\u00a0PHP, that, if successfully exploited, could result in arbitrary command execution. The vulnerabilities\u00a0have been\u00a0described as command injection flaws affecting the Perforce VCS (version control software) driver. Details of the two flaws are below\u00a0&#8211; CVE-2026-40176 (CVSS\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.ibvl.in\/index.php\/2026\/04\/14\/new-php-composer-flaws-enable-arbitrary-command-execution-patches-released\/\" \/>\n<meta property=\"og:site_name\" content=\"Imperative Business Ventures Limited\" \/>\n<meta property=\"article:published_time\" content=\"2026-04-14T17:05:22+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/blog.ibvl.in\/index.php\/2026\/04\/14\/new-php-composer-flaws-enable-arbitrary-command-execution-patches-released\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/blog.ibvl.in\/index.php\/2026\/04\/14\/new-php-composer-flaws-enable-arbitrary-command-execution-patches-released\/\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\/\/blog.ibvl.in\/#\/schema\/person\/55b87b72a56b1bbe9295fe5ef7a20b02\"},\"headline\":\"New PHP Composer Flaws Enable Arbitrary Command Execution \u2014 Patches Released\",\"datePublished\":\"2026-04-14T17:05:22+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/blog.ibvl.in\/index.php\/2026\/04\/14\/new-php-composer-flaws-enable-arbitrary-command-execution-patches-released\/\"},\"wordCount\":62,\"keywords\":[\"Cybersecurity\"],\"articleSection\":[\"Cybersecurity\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.ibvl.in\/index.php\/2026\/04\/14\/new-php-composer-flaws-enable-arbitrary-command-execution-patches-released\/\",\"url\":\"https:\/\/blog.ibvl.in\/index.php\/2026\/04\/14\/new-php-composer-flaws-enable-arbitrary-command-execution-patches-released\/\",\"name\":\"New PHP Composer Flaws Enable Arbitrary Command Execution \u2014 Patches Released - 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