{"id":"CVE-2020-13128","aliases":["EUVD-2020-5404","GHSA-p459-78qc-42gg"],"status":"published","title":"An issue was discovered in Manolo GWTUpload 1.0.3. server/UploadServlet.java (the servlet for...","description":"An issue was discovered in Manolo GWTUpload 1.0.3. server/UploadServlet.java (the servlet for handling file upload) accepts a delay parameter that causes a thread to sleep. It can be abused to cause all of a server's threads to sleep, leading to denial of service.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01655,"percentile":0.76782,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2020-05-17T23:04:55Z","modified":"2026-10-20T10:51:38Z","products":[{"vendor":"gwtupload_project","product":"gwtupload"}],"references":[{"url":"https://github.com/manolo/gwtupload/issues/33","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://logicaltrust.net/blog/2020/02/gwt-upload.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13128"},{"url":"https://github.com/advisories/GHSA-p459-78qc-42gg"}],"sources":{"cve":[{"id":"CVE-2020-13128","description":"An issue was discovered in Manolo GWTUpload 1.0.3. server/UploadServlet.java (the servlet for handling file upload) accepts a delay parameter that causes a thread to sleep. It can be abused to cause all of a server's threads to sleep, leading to denial of service.","status":"published","published":"2020-05-17T23:04:55Z","modified":"2024-08-04T12:11:19.038Z","updated_at":"2026-11-02T14:35:53.868619Z"}],"euvd":[{"id":"EUVD-2020-5404","description":"An issue was discovered in Manolo GWTUpload 1.0.3. server/UploadServlet.java (the servlet for handling file upload) accepts a delay parameter that causes a thread to sleep. It can be abused to cause all of a server's threads to sleep, leading to denial of service.","status":"published","published":"2020-05-17T23:04:55Z","modified":"2024-08-04T12:11:19Z","updated_at":"2026-11-03T03:07:38.81332Z"}],"ghsa":[{"id":"GHSA-p459-78qc-42gg","title":"An issue was discovered in Manolo GWTUpload 1.0.3. server/UploadServlet.java (the servlet for...","description":"An issue was discovered in Manolo GWTUpload 1.0.3. server/UploadServlet.java (the servlet for handling file upload) accepts a delay parameter that causes a thread to sleep. It can be abused to cause all of a server's threads to sleep, leading to denial of service.","status":"published","published":"2022-05-24T17:18:04Z","modified":"2023-01-29T05:02:33Z","updated_at":"2026-11-02T14:45:07.130995Z"}],"nvd":[{"id":"CVE-2020-13128","description":"An issue was discovered in Manolo GWTUpload 1.0.3. server/UploadServlet.java (the servlet for handling file upload) accepts a delay parameter that causes a thread to sleep. It can be abused to cause all of a server's threads to sleep, leading to denial of service.","status":"published","published":"2020-05-18T00:15:11.547Z","modified":"2026-06-17T02:52:40.067Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:06:00.784809Z"}],"osv":[{"id":"CVE-2020-13128","description":"An issue was discovered in Manolo GWTUpload 1.0.3. server/UploadServlet.java (the servlet for handling file upload) accepts a delay parameter that causes a thread to sleep. It can be abused to cause all of a server's threads to sleep, leading to denial of service.","status":"published","published":"2020-05-18T00:15:11.547Z","modified":"2026-10-20T10:51:38.665961985Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:14.034736Z"}]}}