{"id":"CVE-2025-3830","aliases":["EUVD-2025-11954","GHSA-f8rv-5fvx-grrj"],"status":"published","title":"kuangstudy KuangSimpleBBS QuestionController.java fileUpload unrestricted upload","description":"A vulnerability was found in kuangstudy KuangSimpleBBS 1.0. It has been declared as critical. Affected by this vulnerability is the function fileUpload of the file src/main/java/com/kuang/controller/QuestionController.java. The manipulation of the argument editormd-image-file leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00508,"percentile":0.43751,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284","CWE-434"],"published":"2025-04-20T16:31:04Z","modified":"2026-06-17T09:20:45Z","products":[{"vendor":"kuangstudy","product":"kuangsimplebbs"}],"references":[{"url":"https://vuldb.com/?id.305737","tags":["vdb-entry","technical-description","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?ctiid.305737","tags":["signature","permissions-required","Permissions Required","VDB Entry"]},{"url":"https://vuldb.com/?submit.556133","tags":["third-party-advisory","Third Party Advisory","VDB Entry"]},{"url":"https://github.com/caigo8/CVE-md/blob/main/KuangSimpeBBS/%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0.md","tags":["exploit","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-3830"},{"url":"https://github.com/advisories/GHSA-f8rv-5fvx-grrj"}],"sources":{"cve":[{"id":"CVE-2025-3830","title":"kuangstudy KuangSimpleBBS QuestionController.java fileUpload unrestricted upload","description":"A vulnerability was found in kuangstudy KuangSimpleBBS 1.0. It has been declared as critical. Affected by this vulnerability is the function fileUpload of the file src/main/java/com/kuang/controller/QuestionController.java. The manipulation of the argument editormd-image-file leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.","status":"published","published":"2025-04-20T16:31:04.628Z","modified":"2025-04-21T01:57:55.504Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"},{"version":"3.0","score":6.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","assessor":"cna"}],"cwes":["CWE-434","CWE-284"],"updated_at":"2026-11-02T14:32:39.378527Z"}],"euvd":[{"id":"EUVD-2025-11954","description":"A vulnerability was found in kuangstudy KuangSimpleBBS 1.0. It has been declared as critical. Affected by this vulnerability is the function fileUpload of the file src/main/java/com/kuang/controller/QuestionController.java. The manipulation of the argument editormd-image-file leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.","status":"published","published":"2025-04-20T16:31:04Z","modified":"2025-04-21T01:57:55Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T20:52:19.650141Z"}],"ghsa":[{"id":"GHSA-f8rv-5fvx-grrj","title":"A vulnerability was found in kuangstudy KuangSimpleBBS 1.0. It has been declared as critical....","description":"A vulnerability was found in kuangstudy KuangSimpleBBS 1.0. It has been declared as critical. Affected by this vulnerability is the function fileUpload of the file src/main/java/com/kuang/controller/QuestionController.java. The manipulation of the argument editormd-image-file leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.","status":"published","published":"2025-04-20T18:30:24Z","modified":"2025-04-30T18:33:01Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"},{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-284","CWE-434"],"updated_at":"2026-11-02T15:02:04.725122Z"}],"nvd":[{"id":"CVE-2025-3830","description":"A vulnerability was found in kuangstudy KuangSimpleBBS 1.0. It has been declared as critical. Affected by this vulnerability is the function fileUpload of the file src/main/java/com/kuang/controller/QuestionController.java. The manipulation of the argument editormd-image-file leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.","status":"published","published":"2025-04-20T17:15:44.95Z","modified":"2026-06-17T09:20:45.81Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"secondary"}],"cwes":["CWE-284","CWE-434"],"updated_at":"2026-11-02T14:11:01.507281Z"}]}}