{"id":"CVE-2007-6013","url":"https://www.cyber-defence.io/tools/cve/CVE-2007-6013","generatedAt":"2026-10-27T18:33:20.709Z","title":"Wordpress 1.5 through 2.3.1 uses cookie values based on the MD5 hash of a password MD5 hash, which allows attackers to bypass authentication by obtaining the MD5 hash from the user database, then generating the authentication cookie from that hash.","description":"Wordpress 1.5 through 2.3.1 uses cookie values based on the MD5 hash of a password MD5 hash, which allows attackers to bypass authentication by obtaining the MD5 hash from the user database, then generating the authentication cookie from that hash.","published":"2007-11-19T21:46:00.000Z","lastModified":"2026-06-16T22:47:15.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-327"],"affected":["wordpress/wordpress","fedoraproject/fedora"],"epss":{"score":0.03279,"percentile":0.88343,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (3.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.grok.org.uk/pipermail/full-disclosure/2007-November/058576.html","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"http://osvdb.org/40801","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/27714","tags":["Broken Link","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/28310","tags":["Broken Link","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://securityreason.com/securityalert/3375","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"http://trac.wordpress.org/ticket/5367","tags":["Exploit","Issue Tracking"],"source":"cve@mitre.org"},{"url":"http://www.cl.cam.ac.uk/~sjm217/advisories/wordpress-cookie-auth.txt","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/archive/1/483927/100/0/threaded","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id?1018980","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2007/3941","tags":["Broken Link","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/38578","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00079.html","tags":["Mailing List"],"source":"cve@mitre.org"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00098.html","tags":["Mailing List"],"source":"cve@mitre.org"},{"url":"http://lists.grok.org.uk/pipermail/full-disclosure/2007-November/058576.html","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://osvdb.org/40801","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/27714","tags":["Broken Link","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/28310","tags":["Broken Link","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securityreason.com/securityalert/3375","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://trac.wordpress.org/ticket/5367","tags":["Exploit","Issue Tracking"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.cl.cam.ac.uk/~sjm217/advisories/wordpress-cookie-auth.txt","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/483927/100/0/threaded","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id?1018980","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2007/3941","tags":["Broken Link","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/38578","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00079.html","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00098.html","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2007-6013","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}