{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-48588","assignerOrgId":"6a34fbeb-21d4-45e7-8e0a-62b95bc12c92","state":"PUBLISHED","assignerShortName":"DSF","dateReserved":"2026-05-21T20:50:32.466Z","datePublished":"2026-07-07T14:09:32.687Z","dateUpdated":"2026-07-07T14:59:53.337Z"},"containers":{"cna":{"providerMetadata":{"orgId":"6a34fbeb-21d4-45e7-8e0a-62b95bc12c92","shortName":"DSF","dateUpdated":"2026-07-07T14:09:32.687Z"},"problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-524","description":"CWE-524: Use of Cache Containing Sensitive Information","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-204","descriptions":[{"lang":"en","value":"CAPEC-204: Lifting Sensitive Data Embedded in Cache"}]}],"title":"Potential exposure of private data via cached Set-Cookie response","metrics":[{"other":{"content":{"value":"low","namespace":"https://docs.djangoproject.com/en/dev/internals/security/#security-issue-severity-levels"},"type":"Django severity rating"}},{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N","baseScore":4.2,"baseSeverity":"MEDIUM"}},{"cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","baseScore":2.3,"baseSeverity":"LOW"}}],"descriptions":[{"lang":"en","value":"An issue was discovered in Django 6.0 before 6.0.7 and 5.2 before 5.2.16.\n`UpdateCacheMiddleware` and the `cache_page()` decorator cache responses that vary on cookies when the incoming request carries unrelated cookies, which allows remote attackers to read private data from the shared cache.\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 Chris Whyland for reporting this issue.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>An issue was discovered in Django 6.0 before 6.0.7 and 5.2 before 5.2.16.</p><p><code>UpdateCacheMiddleware</code> and the <code>cache_page()</code> decorator cache responses that vary on cookies when the incoming request carries unrelated cookies, which allows remote attackers to read private data from the shared cache.</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 Chris Whyland 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":"6.0.7","versionType":"python"},{"status":"unaffected","version":"6.0.7","versionType":"python"},{"status":"affected","version":"5.2","lessThan":"5.2.16","versionType":"python"},{"status":"unaffected","version":"5.2.16","versionType":"python"}]}],"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/jul/07/security-releases/","name":"Django security releases issued: 6.0.7 and 5.2.16","tags":["vendor-advisory"]}],"credits":[{"lang":"en","type":"reporter","value":"Chris Whyland"},{"lang":"en","type":"remediation developer","value":"Natalia Bidart"},{"lang":"en","type":"coordinator","value":"Jacob Walls"}],"timeline":[{"lang":"en","time":"2026-05-16T12:00:00.000Z","value":"Initial report received."},{"lang":"en","time":"2026-05-21T12:00:00.000Z","value":"Vulnerability confirmed."},{"lang":"en","time":"2026-07-07T09:00:00.000Z","value":"Security release issued."}],"datePublic":"2026-07-07T09:00:00.000Z","source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-07T14:59:46.664212Z","id":"CVE-2026-48588","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-07T14:59:53.337Z"}}]}}