{"schema_version":"1.9.0","id":"BIT-django-2026-5766","published":"2026-05-08T08:41:20.289Z","modified":"2026-09-08T08:46:39.525635370Z","aliases":["CVE-2026-5766","GHSA-w26r-rmm8-9c29","PYSEC-2026-54"],"summary":"Potential denial-of-service vulnerability in ASGI requests via file upload limit bypass","details":"An issue was discovered in 6.0 before 6.0.5 and 5.2 before 5.2.14.\nASGI requests with a missing or understated `Content-Length` header can bypass the `FILE_UPLOAD_MAX_MEMORY_SIZE` limit, potentially loading large files into memory and causing service degradation.\r\n \r\nAs a reminder, Django expects a limit to be configured at the web server level rather than solely relying on `FILE_UPLOAD_MAX_MEMORY_SIZE`.\nEarlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected.\nDjango would like to thank Kyle Agronick for reporting this issue.","affected":[{"package":{"name":"django","ecosystem":"Bitnami","purl":"pkg:bitnami/django"},"ranges":[{"type":"SEMVER","events":[{"introduced":"5.2.0"},{"fixed":"5.2.14"},{"introduced":"6.0.0"},{"fixed":"6.0.5"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/django/BIT-django-2026-5766.json"},"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/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"}]}],"references":[{"type":"ADVISORY","url":"https://docs.djangoproject.com/en/dev/releases/security/"},{"type":"ADVISORY","url":"https://groups.google.com/g/django-announce"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-5766"},{"type":"ADVISORY","url":"https://www.djangoproject.com/weblog/2026/may/05/security-releases/"}],"database_specific":{"cpes":["cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*"],"severity":"Medium"}}