{"id":34079,"date":"2026-01-05T17:21:42","date_gmt":"2026-01-05T17:21:42","guid":{"rendered":"http:\/\/localhost\/?p=34079"},"modified":"2026-01-05T17:21:42","modified_gmt":"2026-01-05T17:21:42","slug":"craft-cms-vulnerable-to-potential-authenticated-remote-code-execution-via-malicious-attached-behavio","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=34079","title":{"rendered":"Craft CMS vulnerable to potential authenticated Remote Code Execution via malicious attached Behavior_CVE-2025-68455"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;Craft is a platform for creating digital experiences. Versions 5.0.0-RC1 through 5.8.20 and 4.0.0-RC1 through 4.16.16 are vulnerable to potential authenticated Remote Code Execution via malicious attached Behavior. Note that attackers must have administrator access to the Craft Control Panel for this to work. Users should update to the patched versions (5.8.21 and 4.16.17) to mitigate the issue.&#8221;,&#8221;published&#8221;:&#8221;2026-01-05T21:59:00.997Z&#8221;,&#8221;modified&#8221;:&#8221;2026-01-05T21:59:00.997Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Craft CMS vulnerable to potential authenticated Remote Code Execution via malicious attached Behavior&#8221;,&#8221;source&#8221;:&#8221;GitHub_M&#8221;,&#8221;references&#8221;:&#8221;https:\/\/github.com\/craftcms\/cms\/security\/advisories\/GHSA-255j-qw47-wjh5\\nhttps:\/\/github.com\/craftcms\/cms\/commit\/27f55886098b56c00ddc53b69239c9c9192252c7\\nhttps:\/\/github.com\/craftcms\/cms\/commit\/6e608a1a5bfb36943f94f584b7548ca542a86fef\\nhttps:\/\/github.com\/craftcms\/cms\/commit\/ec43c497edde0b2bf2e39a119cded2e55f9fe593\\nhttps:\/\/github.com\/craftcms\/cms\/blob\/5.x\/CHANGELOG.md#5821&#8212;2025-12-04&#8243;,&#8221;id&#8221;:&#8221;CVE-2025-68455&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-470&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;craftcms cms \\u003e= 5.0.0-RC1, \\u003c 5.8.21\\ncraftcms cms \\u003e= 4.0.0-RC1, \\u003c 4.16.17&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:8.6,&#8221;severity&#8221;:&#8221;HIGH&#8221;,&#8221;vector&#8221;:&#8221;CVSS:4.0\/AV:N\/AC:L\/AT:N\/PR:H\/UI:N\/VC:H\/VI:H\/VA:H\/SC:N\/SI:N\/SA:N&#8221;,&#8221;version&#8221;:&#8221;4.0&#8243;},&#8221;cvss2&#8243;:{},&#8221;cvss3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;,&#8221;cvssV3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;}},&#8221;href&#8221;:&#8221;&#8221;,&#8221;category_name&#8221;:&#8221;CVE&#8221;,&#8221;post_link&#8221;:&#8221;&#8221;,&#8221;product&#8221;:&#8221;cms&#8221;,&#8221;version&#8221;:&#8221;\\u003e= 5.0.0-RC1, \\u003c 5.8.21&#8243;,&#8221;vendor&#8221;:&#8221;craftcms&#8221;,&#8221;ai_description&#8221;:&#8221;Potential authenticated Remote Code Execution via malicious attached Behavior in Craft CMS&#8221;,&#8221;ai_severity&#8221;:&#8221;High&#8221;,&#8221;ai_vendor&#8221;:&#8221;Craft CMS&#8221;,&#8221;ai_product&#8221;:&#8221;Craft CMS&#8221;,&#8221;ai_version&#8221;:&#8221;5.0.0-RC1 to 5.8.20, 4.0.0-RC1 to 4.16.16&#8243;,&#8221;ai_score&#8221;:8.6}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;Craft is a platform for creating digital experiences. Versions 5.0.0-RC1 through 5.8.20 and 4.0.0-RC1 through 4.16.16 are vulnerable to potential authenticated Remote Code Execution via&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,8,81,12,15,13,7,11,5],"class_list":["post-34079","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-86","tag-exploit","tag-high","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Craft CMS vulnerable to potential authenticated Remote Code Execution via malicious attached Behavior_CVE-2025-68455 - zero redgem<\/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:\/\/zero.redgem.net\/?p=34079\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Craft CMS vulnerable to potential authenticated Remote Code Execution via malicious attached Behavior_CVE-2025-68455 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;Craft is a platform for creating digital experiences. 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