{"id":"CVE-2026-25674","aliases":["BIT-django-2026-25674","GHSA-mjgh-79qc-68w3","PYSEC-2026-2449"],"url":"https://o3.security/vulnerability/CVE-2026-25674","summary":"Potential incorrect permissions on newly created file system objects","details":"An issue was discovered in 6.0 before 6.0.3, 5.2 before 5.2.12, and 4.2 before 4.2.29.\nRace condition in file-system storage and file-based cache backends in Django allows an attacker to cause file system objects to be created with incorrect permissions via concurrent requests, where one thread's temporary `umask` change affects other threads in multi-threaded environments.\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 Tarek Nakkouch for reporting this issue.","published":"2026-03-03T14:28:37.751Z","modified":"2026-08-12T03:51:25.350643647Z","cvss":{"score":3.7,"severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N"},"epss":{"score":0.00341,"percentile":0.27544,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"django","fixedVersion":"6.0.3"},{"ecosystem":"PyPI","name":"django","fixedVersion":"5.2.12"},{"ecosystem":"PyPI","name":"django","fixedVersion":"4.2.29"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/django/django/"},{"type":"ADVISORY","url":"https://docs.djangoproject.com/en/dev/releases/security/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25674.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-25674"},{"type":"ADVISORY","url":"https://www.djangoproject.com/weblog/2026/mar/03/security-releases/"},{"type":"PACKAGE","url":"https://pypi.org/project/Django/"},{"type":"ARTICLE","url":"https://groups.google.com/g/django-announce"},{"type":"WEB","url":"https://docs.djangoproject.com/en/dev/releases/security"},{"type":"PACKAGE","url":"https://github.com/django/django"},{"type":"WEB","url":"https://www.djangoproject.com/weblog/2026/mar/03/security-releases"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:25.350643647Z"}}