ubuntu-cve-2026-25674
Vulnerability from osv_ubuntu
Published
2026-03-03 14:00
Modified
2026-05-20 15:26
Summary
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. Race 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. Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected. Django would like to thank Tarek Nakkouch for reporting this issue.
Severity
N/A (UNKNOWN)
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python-django",
"binary_version": "1.6.11-0ubuntu1.3+esm11"
}
],
"priority_reason": "Django developers have rated this issue as being low severity"
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "python-django",
"purl": "pkg:deb/ubuntu/python-django@1.6.11-0ubuntu1.3+esm11?arch=source\u0026distro=esm-infra-legacy/trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.5.4-1ubuntu1",
"1.6-1",
"1.6.1-1",
"1.6.1-2",
"1.6.1-2ubuntu0.1",
"1.6.1-2ubuntu0.2",
"1.6.1-2ubuntu0.3",
"1.6.1-2ubuntu0.4",
"1.6.1-2ubuntu0.5",
"1.6.1-2ubuntu0.6",
"1.6.1-2ubuntu0.8",
"1.6.1-2ubuntu0.9",
"1.6.1-2ubuntu0.10",
"1.6.1-2ubuntu0.11",
"1.6.1-2ubuntu0.12",
"1.6.1-2ubuntu0.13",
"1.6.1-2ubuntu0.14",
"1.6.1-2ubuntu0.15",
"1.6.1-2ubuntu0.16",
"1.6.11-0ubuntu1",
"1.6.11-0ubuntu1.1",
"1.6.11-0ubuntu1.2",
"1.6.11-0ubuntu1.3",
"1.6.11-0ubuntu1.3+esm1",
"1.6.11-0ubuntu1.3+esm2",
"1.6.11-0ubuntu1.3+esm3",
"1.6.11-0ubuntu1.3+esm4",
"1.6.11-0ubuntu1.3+esm5",
"1.6.11-0ubuntu1.3+esm6",
"1.6.11-0ubuntu1.3+esm7",
"1.6.11-0ubuntu1.3+esm8",
"1.6.11-0ubuntu1.3+esm9",
"1.6.11-0ubuntu1.3+esm10",
"1.6.11-0ubuntu1.3+esm11"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python-django",
"binary_version": "1.8.7-1ubuntu5.15+esm12"
},
{
"binary_name": "python-django-common",
"binary_version": "1.8.7-1ubuntu5.15+esm12"
},
{
"binary_name": "python3-django",
"binary_version": "1.8.7-1ubuntu5.15+esm12"
}
],
"priority_reason": "Django developers have rated this issue as being low severity"
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "python-django",
"purl": "pkg:deb/ubuntu/python-django@1.8.7-1ubuntu5.15+esm12?arch=source\u0026distro=esm-infra/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.7.9-1ubuntu5",
"1.8.5-2ubuntu1",
"1.8.7-1ubuntu1",
"1.8.7-1ubuntu2",
"1.8.7-1ubuntu3",
"1.8.7-1ubuntu4",
"1.8.7-1ubuntu5",
"1.8.7-1ubuntu5.1",
"1.8.7-1ubuntu5.2",
"1.8.7-1ubuntu5.4",
"1.8.7-1ubuntu5.5",
"1.8.7-1ubuntu5.6",
"1.8.7-1ubuntu5.7",
"1.8.7-1ubuntu5.8",
"1.8.7-1ubuntu5.9",
"1.8.7-1ubuntu5.10",
"1.8.7-1ubuntu5.11",
"1.8.7-1ubuntu5.12",
"1.8.7-1ubuntu5.13",
"1.8.7-1ubuntu5.14",
"1.8.7-1ubuntu5.15",
"1.8.7-1ubuntu5.15+esm1",
"1.8.7-1ubuntu5.15+esm3",
"1.8.7-1ubuntu5.15+esm4",
"1.8.7-1ubuntu5.15+esm5",
"1.8.7-1ubuntu5.15+esm6",
"1.8.7-1ubuntu5.15+esm7",
"1.8.7-1ubuntu5.15+esm8",
"1.8.7-1ubuntu5.15+esm9",
"1.8.7-1ubuntu5.15+esm10",
"1.8.7-1ubuntu5.15+esm11",
"1.8.7-1ubuntu5.15+esm12"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python-django",
"binary_version": "1:1.11.11-1ubuntu1.21+esm15"
},
{
"binary_name": "python-django-common",
"binary_version": "1:1.11.11-1ubuntu1.21+esm15"
},
{
"binary_name": "python3-django",
"binary_version": "1:1.11.11-1ubuntu1.21+esm15"
}
],
"priority_reason": "Django developers have rated this issue as being low severity"
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "python-django",
"purl": "pkg:deb/ubuntu/python-django@1:1.11.11-1ubuntu1.21+esm15?arch=source\u0026distro=esm-infra/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1:1.11.4-1ubuntu1",
"1:1.11.6-1ubuntu1",
"1:1.11.9-1ubuntu1",
"1:1.11.11-1ubuntu1",
"1:1.11.11-1ubuntu1.1",
"1:1.11.11-1ubuntu1.2",
"1:1.11.11-1ubuntu1.3",
"1:1.11.11-1ubuntu1.4",
"1:1.11.11-1ubuntu1.5",
"1:1.11.11-1ubuntu1.6",
"1:1.11.11-1ubuntu1.7",
"1:1.11.11-1ubuntu1.8",
"1:1.11.11-1ubuntu1.9",
"1:1.11.11-1ubuntu1.10",
"1:1.11.11-1ubuntu1.11",
"1:1.11.11-1ubuntu1.12",
"1:1.11.11-1ubuntu1.13",
"1:1.11.11-1ubuntu1.14",
"1:1.11.11-1ubuntu1.15",
"1:1.11.11-1ubuntu1.16",
"1:1.11.11-1ubuntu1.17",
"1:1.11.11-1ubuntu1.18",
"1:1.11.11-1ubuntu1.19",
"1:1.11.11-1ubuntu1.20",
"1:1.11.11-1ubuntu1.21",
"1:1.11.11-1ubuntu1.21+esm1",
"1:1.11.11-1ubuntu1.21+esm2",
"1:1.11.11-1ubuntu1.21+esm3",
"1:1.11.11-1ubuntu1.21+esm4",
"1:1.11.11-1ubuntu1.21+esm5",
"1:1.11.11-1ubuntu1.21+esm6",
"1:1.11.11-1ubuntu1.21+esm7",
"1:1.11.11-1ubuntu1.21+esm8",
"1:1.11.11-1ubuntu1.21+esm9",
"1:1.11.11-1ubuntu1.21+esm10",
"1:1.11.11-1ubuntu1.21+esm11",
"1:1.11.11-1ubuntu1.21+esm12",
"1:1.11.11-1ubuntu1.21+esm13",
"1:1.11.11-1ubuntu1.21+esm14",
"1:1.11.11-1ubuntu1.21+esm15"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-django",
"binary_version": "2:2.2.12-1ubuntu0.29+esm8"
}
],
"priority_reason": "Django developers have rated this issue as being low severity"
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "python-django",
"purl": "pkg:deb/ubuntu/python-django@2:2.2.12-1ubuntu0.29+esm8?arch=source\u0026distro=esm-infra/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1:1.11.22-1ubuntu1",
"2:2.2.6-1ubuntu1",
"2:2.2.9-2ubuntu1",
"2:2.2.10-1",
"2:2.2.10-1ubuntu1",
"2:2.2.11-1",
"2:2.2.12-1",
"2:2.2.12-1ubuntu0.1",
"2:2.2.12-1ubuntu0.2",
"2:2.2.12-1ubuntu0.3",
"2:2.2.12-1ubuntu0.4",
"2:2.2.12-1ubuntu0.5",
"2:2.2.12-1ubuntu0.6",
"2:2.2.12-1ubuntu0.7",
"2:2.2.12-1ubuntu0.8",
"2:2.2.12-1ubuntu0.9",
"2:2.2.12-1ubuntu0.10",
"2:2.2.12-1ubuntu0.11",
"2:2.2.12-1ubuntu0.12",
"2:2.2.12-1ubuntu0.13",
"2:2.2.12-1ubuntu0.14",
"2:2.2.12-1ubuntu0.15",
"2:2.2.12-1ubuntu0.16",
"2:2.2.12-1ubuntu0.17",
"2:2.2.12-1ubuntu0.18",
"2:2.2.12-1ubuntu0.19",
"2:2.2.12-1ubuntu0.20",
"2:2.2.12-1ubuntu0.21",
"2:2.2.12-1ubuntu0.22",
"2:2.2.12-1ubuntu0.23",
"2:2.2.12-1ubuntu0.24",
"2:2.2.12-1ubuntu0.25",
"2:2.2.12-1ubuntu0.26",
"2:2.2.12-1ubuntu0.27",
"2:2.2.12-1ubuntu0.28",
"2:2.2.12-1ubuntu0.29",
"2:2.2.12-1ubuntu0.29+esm1",
"2:2.2.12-1ubuntu0.29+esm2",
"2:2.2.12-1ubuntu0.29+esm3",
"2:2.2.12-1ubuntu0.29+esm4",
"2:2.2.12-1ubuntu0.29+esm5",
"2:2.2.12-1ubuntu0.29+esm6",
"2:2.2.12-1ubuntu0.29+esm7",
"2:2.2.12-1ubuntu0.29+esm8"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-django",
"binary_version": "2:3.2.12-2ubuntu1.27"
}
],
"priority_reason": "Django developers have rated this issue as being low severity"
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "python-django",
"purl": "pkg:deb/ubuntu/python-django@2:3.2.12-2ubuntu1.27?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2:2.2.24-1ubuntu1",
"2:3.2.12-2",
"2:3.2.12-2ubuntu1",
"2:3.2.12-2ubuntu1.1",
"2:3.2.12-2ubuntu1.2",
"2:3.2.12-2ubuntu1.3",
"2:3.2.12-2ubuntu1.4",
"2:3.2.12-2ubuntu1.5",
"2:3.2.12-2ubuntu1.6",
"2:3.2.12-2ubuntu1.7",
"2:3.2.12-2ubuntu1.8",
"2:3.2.12-2ubuntu1.9",
"2:3.2.12-2ubuntu1.10",
"2:3.2.12-2ubuntu1.11",
"2:3.2.12-2ubuntu1.12",
"2:3.2.12-2ubuntu1.13",
"2:3.2.12-2ubuntu1.14",
"2:3.2.12-2ubuntu1.15",
"2:3.2.12-2ubuntu1.16",
"2:3.2.12-2ubuntu1.17",
"2:3.2.12-2ubuntu1.18",
"2:3.2.12-2ubuntu1.19",
"2:3.2.12-2ubuntu1.20",
"2:3.2.12-2ubuntu1.21",
"2:3.2.12-2ubuntu1.22",
"2:3.2.12-2ubuntu1.23",
"2:3.2.12-2ubuntu1.24",
"2:3.2.12-2ubuntu1.25",
"2:3.2.12-2ubuntu1.26",
"2:3.2.12-2ubuntu1.27"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-django",
"binary_version": "3:4.2.11-1ubuntu1.16"
}
],
"priority_reason": "Django developers have rated this issue as being low severity"
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "python-django",
"purl": "pkg:deb/ubuntu/python-django@3:4.2.11-1ubuntu1.16?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3:4.2.4-1ubuntu2",
"3:4.2.8-1",
"3:4.2.9-1",
"3:4.2.11-1",
"3:4.2.11-1ubuntu1",
"3:4.2.11-1ubuntu1.1",
"3:4.2.11-1ubuntu1.2",
"3:4.2.11-1ubuntu1.3",
"3:4.2.11-1ubuntu1.4",
"3:4.2.11-1ubuntu1.5",
"3:4.2.11-1ubuntu1.6",
"3:4.2.11-1ubuntu1.7",
"3:4.2.11-1ubuntu1.8",
"3:4.2.11-1ubuntu1.9",
"3:4.2.11-1ubuntu1.10",
"3:4.2.11-1ubuntu1.11",
"3:4.2.11-1ubuntu1.12",
"3:4.2.11-1ubuntu1.13",
"3:4.2.11-1ubuntu1.14",
"3:4.2.11-1ubuntu1.15",
"3:4.2.11-1ubuntu1.16"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-django",
"binary_version": "3:5.2.4-1ubuntu2.5"
}
],
"priority_reason": "Django developers have rated this issue as being low severity"
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "python-django",
"purl": "pkg:deb/ubuntu/python-django@3:5.2.4-1ubuntu2.5?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3:4.2.18-1ubuntu1",
"3:4.2.18-1ubuntu1.1",
"3:5.2.4-1",
"3:5.2.4-1ubuntu1",
"3:5.2.4-1ubuntu2",
"3:5.2.4-1ubuntu2.1",
"3:5.2.4-1ubuntu2.2",
"3:5.2.4-1ubuntu2.3",
"3:5.2.4-1ubuntu2.4",
"3:5.2.4-1ubuntu2.5"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-django",
"binary_version": "3:5.2.9-0ubuntu4.1"
}
],
"priority_reason": "Django developers have rated this issue as being low severity"
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "python-django",
"purl": "pkg:deb/ubuntu/python-django@3:5.2.9-0ubuntu4.1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3:5.2.4-1ubuntu2",
"3:5.2.4-1ubuntu3",
"3:5.2.9-0ubuntu1",
"3:5.2.9-0ubuntu2",
"3:5.2.9-0ubuntu3",
"3:5.2.9-0ubuntu4",
"3:5.2.9-0ubuntu4.1"
]
}
],
"aliases": [],
"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. Race 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\u0027s temporary `umask` change affects other threads in multi-threaded environments. Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected. Django would like to thank Tarek Nakkouch for reporting this issue.",
"id": "UBUNTU-CVE-2026-25674",
"modified": "2026-05-20T15:26:05Z",
"published": "2026-03-03T14:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-25674"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-25674"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2026-25674"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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