{"id":52614,"date":"2026-05-08T16:59:49","date_gmt":"2026-05-08T16:59:49","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=52614"},"modified":"2026-05-08T16:59:49","modified_gmt":"2026-05-08T16:59:49","slug":"avo-broken-access-control-unauthorized-execution-of-arbitrary-action-classes-across-resources","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=52614","title":{"rendered":"Avo: Broken Access Control: Unauthorized Execution of Arbitrary Action Classes Across Resources_CVE-2026-42205"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;Avo is a framework to create admin panels for Ruby on Rails apps. Prior to version 3.31.2, a broken access control vulnerability was identified in the ActionsController of the Avo framework. Due to insecure action lookup logic, an authenticated user can execute any Action class (descendants of Avo::BaseAction) on any resource, even if the action is not registered for that specific resource. This leads to Privilege Escalation and unauthorized data manipulation across the entire application. 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Prior to version 3.31.2, a broken access control vulnerability was identified in&#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":[6,8,41,12,15,13,7,11,5],"class_list":["post-52614","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-88","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>Avo: Broken Access Control: Unauthorized Execution of Arbitrary Action Classes Across Resources_CVE-2026-42205 - 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=52614\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Avo: Broken Access Control: Unauthorized Execution of Arbitrary Action Classes Across Resources_CVE-2026-42205 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;Avo is a framework to create admin panels for Ruby on Rails apps. 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