CVE-2026-4277

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{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-4277", "assignerOrgId": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92", "state": "PUBLISHED", "assignerShortName": "DSF", "dateReserved": "2026-03-16T15:26:08.125Z", "datePublished": "2026-04-07T14:22:25.547Z", "dateUpdated": "2026-06-23T15:52:41.626Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92", "shortName": "DSF", "dateUpdated": "2026-04-07T14:22:25.547Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-862", "description": "CWE-862: Missing Authorization", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-122", "descriptions": [{"lang": "en", "value": "CAPEC-122: Privilege Abuse"}]}], "title": "Privilege abuse in GenericInlineModelAdmin", "metrics": [{"other": {"content": {"value": "low", "namespace": "https://docs.djangoproject.com/en/dev/internals/security/#security-issue-severity-levels"}, "type": "Django severity rating"}}], "descriptions": [{"lang": "en", "value": "An issue was discovered in 6.0 before 6.0.4, 5.2 before 5.2.13, and 4.2 before 4.2.30.\nAdd permissions on inline model instances were not validated on submission of\r\nforged `POST` data in `GenericInlineModelAdmin`.\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 N05ec@LZU-DSLab for reporting this issue.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>An issue was discovered in 6.0 before 6.0.4, 5.2 before 5.2.13, and 4.2 before 4.2.30.</p><p>Add permissions on inline model instances were not validated on submission of</p><p>forged `POST` data in `GenericInlineModelAdmin`.</p><p>Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected.</p><p>Django would like to thank N05ec@LZU-DSLab for reporting this issue.</p>"}]}], "affected": [{"collectionURL": "https://pypi.org/project/Django/", "defaultStatus": "unaffected", "packageName": "django", "product": "Django", "repo": "https://github.com/django/django/", "vendor": "djangoproject", "versions": [{"status": "affected", "version": "6.0", "lessThan": "6.0.4", "versionType": "semver"}, {"status": "unaffected", "version": "6.0.4", "versionType": "semver"}, {"status": "affected", "version": "5.2", "lessThan": "5.2.13", "versionType": "semver"}, {"status": "unaffected", "version": "5.2.13", "versionType": "semver"}, {"status": "affected", "version": "4.2", "lessThan": "4.2.30", "versionType": "semver"}, {"status": "unaffected", "version": "4.2.30", "versionType": "semver"}]}], "references": [{"url": "https://docs.djangoproject.com/en/dev/releases/security/", "name": "Django security archive", "tags": ["vendor-advisory"]}, {"url": "https://groups.google.com/g/django-announce", "name": "Django releases announcements", "tags": ["mailing-list"]}, {"url": "https://www.djangoproject.com/weblog/2026/apr/07/security-releases/", "name": "Django security releases issued: 6.0.4, 5.2.13, and 4.2.30", "tags": ["vendor-advisory"]}], "credits": [{"lang": "en", "type": "reporter", "value": "N05ec@LZU-DSLab"}, {"lang": "en", "type": "remediation developer", "value": "Jacob Walls"}, {"lang": "en", "type": "coordinator", "value": "Jacob Walls"}], "timeline": [{"lang": "en", "time": "2026-03-07T12:00:00.000Z", "value": "Initial report received."}, {"lang": "en", "time": "2026-03-16T12:00:00.000Z", "value": "Vulnerability confirmed."}, {"lang": "en", "time": "2026-04-07T09:00:00.000Z", "value": "Security release issued."}], "datePublic": "2026-04-07T09:00:00.000Z", "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "cvelib 1.8.0"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-4277", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-04-09T18:09:56.739026Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-09T18:10:47.470Z"}}]}}

{"affected": [{"affectedData": [{"collectionURL": "https://pypi.org/project/Django/", "defaultStatus": "unaffected", "packageName": "django", "product": "Django", "repo": "https://github.com/django/django/", "vendor": "djangoproject", "versions": [{"lessThan": "6.0.4", "status": "affected", "version": "6.0", "versionType": "semver"}, {"status": "unaffected", "version": "6.0.4", "versionType": "semver"}, {"lessThan": "5.2.13", "status": "affected", "version": "5.2", "versionType": "semver"}, {"status": "unaffected", "version": "5.2.13", "versionType": "semver"}, {"lessThan": "4.2.30", "status": "affected", "version": "4.2", "versionType": "semver"}, {"status": "unaffected", "version": "4.2.30", "versionType": "semver"}]}], "source": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*", "matchCriteriaId": "C78D8198-229F-45A2-B09D-C1D272878E3E", "versionEndExcluding": "4.2.30", "versionStartIncluding": "4.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*", "matchCriteriaId": "5ED295FD-7063-40A1-9A3E-C0CC4D6F7BD3", "versionEndExcluding": "5.2.13", "versionStartIncluding": "5.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*", "matchCriteriaId": "344A677E-BD67-42F0-9746-5B0D4C53815E", "versionEndExcluding": "6.0.4", "versionStartIncluding": "6.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in 6.0 before 6.0.4, 5.2 before 5.2.13, and 4.2 before 4.2.30.\nAdd permissions on inline model instances were not validated on submission of\r\nforged `POST` data in `GenericInlineModelAdmin`.\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 N05ec@LZU-DSLab for reporting this issue."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en 6.0 antes de 6.0.4, 5.2 antes de 5.2.13 y 4.2 antes de 4.2.30.\nLos permisos de adici\u00f3n en instancias de modelos en l\u00ednea no se validaron al enviar datos \u2019POST\u2019 falsificados en \u2019GenericInlineModelAdmin\u2019.\nSeries de Django anteriores no soportadas (como 5.0.x, 4.1.x y 3.2.x) no se evaluaron y tambi\u00e9n pueden estar afectadas.\nDjango desea agradecer a N05ec@LZU-DSLab por informar de este problema."}], "id": "CVE-2026-4277", "lastModified": "2026-10-26T21:10:00.170", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-4277", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-04-09T18:09:56.739026Z", "version": "2.0.3"}}]}, "published": "2026-04-07T15:17:46.500", "references": [{"source": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92", "tags": ["Patch", "Vendor Advisory"], "url": "https://docs.djangoproject.com/en/dev/releases/security/"}, {"source": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92", "tags": ["Release Notes"], "url": "https://groups.google.com/g/django-announce"}, {"source": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.djangoproject.com/weblog/2026/apr/07/security-releases/"}], "sourceIdentifier": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92", "type": "Secondary"}]}

{"bugzilla": {"description": "Django: Django: Privilege Abuse via Forged POST Data in GenericInlineModelAdmin", "id": "2455939", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2455939"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.4", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "status": "draft"}, "cwe": "CWE-639", "details": ["A flaw was found in Django. This vulnerability allows an attacker to bypass permission validation by submitting forged `POST` data to the `GenericInlineModelAdmin` component. As a result, unauthorized inline model instances could be added, potentially leading to privilege abuse or unauthorized data manipulation within the application."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2026-4277", "package_state": [{"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "automation-controller", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/automation-reports", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/controller-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/eda-controller-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/gateway-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/hub-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/lightspeed-rhel8", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/lightspeed-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/metrics-service-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:discovery:2::el9", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/discovery-server", "product_name": "Red Hat Discovery 2"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Fix deferred", "package_name": "redhat-user-workloads/iop-advisor-backend-sat-6-18", "product_name": "Red Hat Satellite 6"}], "public_date": "2026-04-07T14:22:25Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-4277\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-4277\nhttps://docs.djangoproject.com/en/dev/releases/security/\nhttps://github.com/django/django/commit/ef8b25dcc06d158683a5623ce406d561638f4073\nhttps://groups.google.com/g/django-announce\nhttps://www.djangoproject.com/weblog/2026/apr/07/security-releases/"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[6.0,6.0.4)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "6.0.4"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[5.2,5.2.13)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "5.2.13"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.2,4.2.30)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "4.2.30"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Django", "source": "cna", "vendor": "djangoproject"}, "product": "django", "vendor": "djangoproject"}], "analysis": {"en": {"generated_at": "2026-04-13T18:25:36.554823+00:00", "value": {"mitigation_remediation": ["Upgrade Django to version 6.0.4 or later for the 6.0 series.", "Upgrade Django to version 5.2.13 or later for the 5.2 series.", "Upgrade Django to version 4.2.30 or later for the 4.2 series.", "If using unsupported Django series (5.0.x, 4.1.x, or 3.2.x), upgrade to a supported series or apply the latest patch manually.", "As a temporary measure, restrict access to GenericInlineModelAdmin views and ensure that any custom permission handling enforces validation of POST data."], "summary": {"action": "Immediate Patch", "impact": "Privilege Escalation via Unvalidated Permission Changes"}, "threat_synthesis": {"affected_systems": "Affected versions include Django 4.2 prior to 4.2.30, Django 5.2 prior to 5.2.13, and Django 6.0 prior to 6.0.4. Earlier unsupported series such as 5.0.x, 4.1.x, and 3.2.x may also be vulnerable.", "description_and_impact": "The vulnerability occurs when a malicious actor submits forged POST data to Django\u2019s GenericInlineModelAdmin, allowing the manipulation of permissions on inline model instances without proper validation. This lack of authorization checks means an attacker who can reach the admin interface could grant themselves additional privileges or modify data they are not permitted to access, leading to potential compromise of data integrity and confidentiality.", "risk_and_exploitability": "The issue carries a CVSS score of 9.8, indicating a critical severity, yet the EPSS score is below 1% and the vulnerability is not listed in the CISA KEV catalog, reflecting a low likelihood of widespread exploitation at present. Nevertheless, attackers who can reach the Django admin pages and submit forged POST requests can exploit this flaw; the adversary would need to send crafted data that bypasses the normal permission checks, which could lead to unauthorized privilege escalation and data tampering."}}}}, "created": "2026-04-08T19:37:36.102286+00:00", "updated": "2026-04-14T16:40:58.019989+00:00", "vendors": ["djangoproject", "djangoproject$PRODUCT$django"]}