{"cve":"CVE-2011-4461","nvd":{"published":"2011-12-30T01:55:01.313","modified":"2026-06-16T23:34:55.597","status":"Modified","description":"Jetty 8.1.0.RC2 and earlier computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3},"cwes":["CWE-310"],"references":["http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html","http://marc.info/?l=bugtraq&m=143387688830075&w=2","http://secunia.com/advisories/47408","http://secunia.com/advisories/48981","http://www.kb.cert.org/vuls/id/903934"],"products":["mortbay:jetty","oracle:sun_storage_common_array_manager"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-4461","score":0.04922,"percentile":0.92121,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-qxp4-27vx-xmm3","url":"https://osv.dev/vulnerability/GHSA-qxp4-27vx-xmm3","summary":"Improper Input Validation in Jetty","modified":"2024-04-19T19:16:17.732170Z","packages":[{"ecosystem":"Maven","name":"org.eclipse.jetty:jetty-server","purl":"pkg:maven/org.eclipse.jetty/jetty-server","ranges":["<8.1.0.RC4"],"fixed":["8.1.0.RC4"]}]}],"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."]}