{"cve":"CVE-2013-6401","nvd":{"published":"2014-03-21T01:04:00.623","modified":"2026-06-17T00:00:25.370","status":"Modified","description":"Jansson, possibly 2.4 and earlier, does not restrict the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted JSON document.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-310"],"references":["http://comments.gmane.org/gmane.comp.security.oss.general/12099","http://lists.opensuse.org/opensuse-updates/2014-03/msg00057.html","https://bugzilla.redhat.com/show_bug.cgi?id=1035538","https://github.com/akheron/jansson/commit/8f80c2d83808150724d31793e6ade92749b1faa4","http://comments.gmane.org/gmane.comp.security.oss.general/12099"],"products":["jansson_project:jansson"],"source":"nvd","synced_at":"2026-10-19T20:32:06.812358378+00:00"},"epss":{"cve":"CVE-2013-6401","score":0.02007,"percentile":0.80833,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}