{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","favicon":"https://feed.craftedsignal.io/favicon-32x32.png","feed_url":"https://feed.craftedsignal.io/vendors/zhangbw409/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":["cpe:2.3:a:zhangbw409:library_manager_system:*:*:*:*:*:*:*:*"],"_cs_cves":[{"cvss":7.3,"id":"CVE-2026-124590"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["library_manager_system (rolling release)"],"_cs_severities":["medium"],"_cs_tags":["authorization-bypass","web-application","java"],"_cs_type":"advisory","_cs_vendors":["zhangbw409"],"content_html":"\u003cp\u003eA vulnerability exists in the library_manager_system project (commit hash f6c9d9c96bf5d2a32ef741daeaa29d80e6db166b) within the BookController.addBook function located in src/main/java/com/zbw/controller/UserController.java. Attackers can remotely exploit this by manipulating the userName, userPwd, userEmail, or userId parameters to perform unauthorized actions. The maintainers have not yet provided a patch for this rolling-release project.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation allows remote attackers to bypass authorization controls, potentially leading to unauthorized data modification or administrative access depending on the context of the affected system.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAudit all deployments of the library_manager_system for exposed instances.\u003c/li\u003e\n\u003cli\u003eImplement network-level restrictions to limit remote access to the BookController API endpoints.\u003c/li\u003e\n\u003cli\u003eMonitor application logs for anomalous POST requests to the addBook method containing unusual characters or unexpected values in user parameter fields.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-11-09T11:38:44Z","date_published":"2026-11-09T11:38:44Z","id":"https://feed.craftedsignal.io/briefs/2026-11-library-manager-auth-bypass/","summary":"A remote improper authorization vulnerability in zhangbw409 library_manager_system allows attackers to manipulate user-related parameters within the BookController.addBook method to bypass authorization.","title":"zhangbw409 library_manager_system: Improper authorization via BookController (CVE-2026-124590)","url":"https://feed.craftedsignal.io/briefs/2026-11-library-manager-auth-bypass/"}],"language":"en","title":"CraftedSignal Threat Feed - Zhangbw409","version":"https://jsonfeed.org/version/1.1"}