{"cve":"CVE-2012-5496","nvd":{"published":"2014-09-30T14:55:06.390","modified":"2026-06-16T23:46:53.237","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://www.openwall.com/lists/oss-security/2012/11/10/1","https://github.com/plone/Products.CMFPlone/blob/4.2.3/docs/CHANGES.txt","https://plone.org/products/plone-hotfix/releases/20121106","https://plone.org/products/plone/security/advisories/20121106/12","http://www.openwall.com/lists/oss-security/2012/11/10/1"],"products":["plone:plone"],"source":"nvd","synced_at":"2026-10-19T20:34:04.196504363+00:00"},"epss":{"cve":"CVE-2012-5496","score":0.0162,"percentile":0.76078,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-gx6w-hcw3-5r37","url":"https://osv.dev/vulnerability/GHSA-gx6w-hcw3-5r37","summary":"Plone DoS via Crafted URL","modified":"2024-10-14T21:34:05.372761Z","packages":[{"ecosystem":"PyPI","name":"plone","purl":"pkg:pypi/plone","ranges":["<4.0"],"fixed":["4.0"]}]},{"id":"PYSEC-2014-38","url":"https://osv.dev/vulnerability/PYSEC-2014-38","summary":"","modified":"2026-06-10T17:02:30.767707155Z","packages":[{"ecosystem":"PyPI","name":"plone","purl":"pkg:pypi/plone","ranges":["<3.3.6"],"fixed":["3.3.6"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}