{"id":"CVE-2008-1394","aliases":["EUVD-2022-4607","GHSA-mq3q-jjph-rp5p","PYSEC-2026-734"],"status":"published","title":"Plone CMS Improper Session Management","description":"Plone CMS before 3 places a base64 encoded form of the username and password in the __ac cookie for all user accounts, which makes it easier for remote attackers to obtain access by sniffing the network.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01438,"percentile":0.73306,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-255"],"published":"2008-03-20T00:00:00Z","modified":"2026-07-06T08:11:25Z","fixes":[{"ecosystem":"PyPI","package":"plone","fixed_in":["3.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"plone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0"}]}]},{"source":"osv","ecosystem":"PyPI","package":"plone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0"}]}]},{"source":"osv","ecosystem":"PyPI","package":"plone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0"}]}]}],"products":[{"vendor":"plone","product":"plone_cms"}],"references":[{"url":"http://securityreason.com/securityalert/3754","tags":["third-party-advisory","x_refsource_SREASON","x_transferred","web"]},{"url":"http://www.securityfocus.com/archive/1/489544/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://plone.org/about/security/overview/security-overview-of-plone/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.procheckup.com/Hacking_Plone_CMS.pdf","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/41425","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-1394","tags":["advisory"]},{"url":"http://plone.org/about/security/overview/security-overview-of-plone","tags":["web"]},{"url":"https://github.com/advisories/GHSA-mq3q-jjph-rp5p","tags":["advisory"]},{"url":"https://github.com/plone/Plone","tags":["package"]},{"url":"https://pypi.org/project/plone","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2008-1394","description":"Plone CMS before 3 places a base64 encoded form of the username and password in the __ac cookie for all user accounts, which makes it easier for remote attackers to obtain access by sniffing the network.","status":"published","published":"2008-03-20T00:00:00Z","modified":"2024-08-07T08:17:34.858Z","updated_at":"2026-11-02T14:34:48.103804Z"}],"euvd":[{"id":"EUVD-2022-4607","description":"Plone CMS before 3 places a base64 encoded form of the username and password in the __ac cookie for all user accounts, which makes it easier for remote attackers to obtain access by sniffing the network.","status":"published","published":"2008-03-20T00:00:00Z","modified":"2024-08-07T08:17:34Z","updated_at":"2026-11-03T01:39:01.686266Z"}],"ghsa":[{"id":"GHSA-mq3q-jjph-rp5p","title":"Plone CMS Improper Session Management","description":"Plone CMS before 3 places a base64 encoded form of the username and password in the `__ac` cookie for all user accounts, which makes it easier for remote attackers to obtain access by sniffing the network.","status":"published","published":"2022-05-01T23:39:37Z","modified":"2024-05-14T17:20:06Z","updated_at":"2026-11-02T14:37:48.848211Z"}],"nvd":[{"id":"CVE-2008-1394","description":"Plone CMS before 3 places a base64 encoded form of the username and password in the __ac cookie for all user accounts, which makes it easier for remote attackers to obtain access by sniffing the network.","status":"published","published":"2008-03-20T00:44:00Z","modified":"2026-06-16T22:51:39.39Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-255"],"updated_at":"2026-11-02T14:01:25.857543Z"}],"osv":[{"id":"GHSA-mq3q-jjph-rp5p","title":"Plone CMS Improper Session Management","description":"Plone CMS before 3 places a base64 encoded form of the username and password in the `__ac` cookie for all user accounts, which makes it easier for remote attackers to obtain access by sniffing the network.","status":"published","published":"2022-05-01T23:39:37Z","modified":"2026-07-06T08:11:25.247218982Z","updated_at":"2026-11-02T15:46:52.170928Z"},{"id":"PYSEC-2026-734","title":"Plone CMS Improper Session Management","description":"Plone CMS before 3 places a base64 encoded form of the username and password in the `__ac` cookie for all user accounts, which makes it easier for remote attackers to obtain access by sniffing the network.","status":"published","published":"2026-07-02T14:13:20.849677Z","modified":"2026-07-06T08:00:50.589614011Z","updated_at":"2026-11-02T15:52:58.117212Z"}]}}