{"id":"CVE-2012-5496","aliases":["EUVD-2014-0056","GHSA-gx6w-hcw3-5r37","PYSEC-2014-38"],"status":"published","title":"Plone DoS via Crafted URL","description":"kupu_spellcheck.py in Kupu in Plone before 4.0 allows remote attackers to cause a denial of service (ZServer thread lock) via a crafted URL.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.0162,"percentile":0.76216,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-399","CWE-400"],"published":"2014-09-30T14:00:00Z","modified":"2026-06-16T23:46:53Z","fixes":[{"ecosystem":"PyPI","package":"plone","fixed_in":["4.0","3.3.6"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"plone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0"}]}]},{"source":"osv","ecosystem":"PyPI","package":"plone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0"}]}],"versions":["3.2","3.2.1","3.2.2","3.2.3","3.2a1","3.2rc1","3.3","3.3.1","3.3.2","3.3.3","3.3.4","3.3.5","3.3.6","3.3b1","3.3rc1","3.3rc2","3.3rc3","3.3rc4","3.3rc5","4.0a1","4.0a2","4.0a3","4.0a4","4.0a5","4.0b1","4.0b2","4.0b3","4.0b4","4.0b5","4.0rc1"]},{"source":"osv","ecosystem":"PyPI","package":"plone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.6"}]}],"versions":["3.2","3.2.1","3.2.2","3.2.3","3.2a1","3.2rc1","3.3","3.3.1","3.3.2","3.3.3","3.3.4","3.3.5","3.3b1","3.3rc1","3.3rc2","3.3rc3","3.3rc4","3.3rc5"]}],"products":[{"vendor":"plone","product":"plone"}],"references":[{"url":"https://github.com/plone/Products.CMFPlone/blob/4.2.3/docs/CHANGES.txt","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.openwall.com/lists/oss-security/2012/11/10/1","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://plone.org/products/plone-hotfix/releases/20121106","tags":["x_refsource_CONFIRM","x_transferred","Patch","web"]},{"url":"https://plone.org/products/plone/security/advisories/20121106/12","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","web","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-5496","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2014-38.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-gx6w-hcw3-5r37","tags":["advisory"]},{"url":"https://github.com/plone/Plone","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2012-5496","description":"kupu_spellcheck.py in Kupu in Plone before 4.0 allows remote attackers to cause a denial of service (ZServer thread lock) via a crafted URL.","status":"published","published":"2014-09-30T14:00:00Z","modified":"2024-08-06T21:05:47.245Z","updated_at":"2026-11-02T14:34:49.246229Z"}],"euvd":[{"id":"EUVD-2014-0056","description":"kupu_spellcheck.py in Kupu in Plone before 4.0 allows remote attackers to cause a denial of service (ZServer thread lock) via a crafted URL.","status":"published","published":"2014-09-30T14:00:00Z","modified":"2024-08-06T21:05:47Z","updated_at":"2026-11-03T01:56:04.46975Z"}],"ghsa":[{"id":"GHSA-gx6w-hcw3-5r37","title":"Plone DoS via Crafted URL","description":"kupu_spellcheck.py in Kupu in Plone before 4.0 allows remote attackers to cause a denial of service (ZServer thread lock) via a crafted URL.","status":"published","published":"2022-05-17T04:32:20Z","modified":"2024-10-14T21:25:34Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:38:10.696798Z"}],"nvd":[{"id":"CVE-2012-5496","description":"kupu_spellcheck.py in Kupu in Plone before 4.0 allows remote attackers to cause a denial of service (ZServer thread lock) via a crafted URL.","status":"published","published":"2014-09-30T14:55:06.39Z","modified":"2026-06-16T23:46:53.237Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:17.748457Z"}],"osv":[{"id":"GHSA-gx6w-hcw3-5r37","title":"Plone DoS via Crafted URL","description":"kupu_spellcheck.py in Kupu in Plone before 4.0 allows remote attackers to cause a denial of service (ZServer thread lock) via a crafted URL.","status":"published","published":"2022-05-17T04:32:20Z","modified":"2024-10-14T21:34:05.372761Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:46:48.191583Z"},{"id":"PYSEC-2014-38","description":"kupu_spellcheck.py in Kupu in Plone before 4.0 allows remote attackers to cause a denial of service (ZServer thread lock) via a crafted URL.","status":"published","published":"2014-09-30T14:55:00Z","modified":"2026-06-10T17:02:30.767707155Z","updated_at":"2026-11-02T15:52:51.645172Z"}]}}