{"cve":"CVE-2023-28709","nvd":{"published":"2023-05-22T11:15:09.423","modified":"2026-06-17T05:48:36.553","status":"Modified","description":"The fix for CVE-2023-24998 was incomplete for Apache Tomcat 11.0.0-M2 to 11.0.0-M4, 10.1.5 to 10.1.7, 9.0.71 to 9.0.73 and 8.5.85 to 8.5.87. If non-default HTTP       connector settings were used such that the maxParameterCount could be reached using query string parameters and a request was       submitted that supplied exactly maxParameterCount parameters in the query string, the limit for uploaded request parts could be bypassed with the potential for a denial of service to occur.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-193"],"references":["http://www.openwall.com/lists/oss-security/2023/05/22/1","https://lists.apache.org/thread/7wvxonzwb7k9hx9jt3q33cmy7j97jo3j","https://security.gentoo.org/glsa/202305-37","https://security.netapp.com/advisory/ntap-20230616-0004/","https://www.debian.org/security/2023/dsa-5521"],"products":["apache:tomcat","debian:debian_linux","netapp:7-mode_transition_tool"],"source":"nvd","synced_at":"2026-10-19T21:38:18.424950729+00:00"},"epss":{"cve":"CVE-2023-28709","score":0.48031,"percentile":0.98856,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-cx6h-86xw-9x34","url":"https://osv.dev/vulnerability/GHSA-cx6h-86xw-9x34","summary":"Apache Tomcat - Fix for CVE-2023-24998 was incomplete","modified":"2026-03-24T11:11:51.396429Z","packages":[{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","purl":"pkg:maven/org.apache.tomcat.embed/tomcat-embed-core","ranges":[">=11.0.0-M2 <11.0.0-M5"],"fixed":["11.0.0-M5"]},{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","purl":"pkg:maven/org.apache.tomcat.embed/tomcat-embed-core","ranges":[">=10.1.5 <10.1.8"],"fixed":["10.1.8"]},{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","purl":"pkg:maven/org.apache.tomcat.embed/tomcat-embed-core","ranges":[">=9.0.71 <9.0.74"],"fixed":["9.0.74"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-coyote","purl":"pkg:maven/org.apache.tomcat/tomcat-coyote","ranges":[">=8.5.85 <8.5.88"],"fixed":["8.5.88"]}]}],"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."]}