{"cve":"CVE-2023-24998","nvd":{"published":"2023-02-20T16:15:10.423","modified":"2026-10-07T17:16:43.860","status":"Modified","description":"Apache Commons FileUpload before 1.5 does not limit the number of request parts to be processed resulting in the possibility of an attacker triggering a DoS with a malicious upload or series of uploads.\n\n\n\n\nNote that, like all of the file upload limits, the\n          new configuration option (FileUploadBase#setFileCountMax) is not\n          enabled by default and must be explicitly configured.","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-770"],"references":["http://www.openwall.com/lists/oss-security/2023/05/22/1","https://lists.apache.org/thread/4xl4l09mhwg4vgsk7dxqogcjrobrrdoy","https://lists.debian.org/debian-lts-announce/2023/10/msg00020.html","https://security.gentoo.org/glsa/202305-37","https://www.debian.org/security/2023/dsa-5522"],"products":["apache:commons_fileupload","debian:debian_linux"],"source":"nvd","synced_at":"2026-10-19T21:37:38.595364862+00:00"},"epss":{"cve":"CVE-2023-24998","score":0.48788,"percentile":0.98866,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-hfrx-6qgj-fp6c","url":"https://osv.dev/vulnerability/GHSA-hfrx-6qgj-fp6c","summary":"Apache Commons FileUpload denial of service vulnerability","modified":"2026-08-07T08:12:19.538686059Z","packages":[{"ecosystem":"Maven","name":"commons-fileupload:commons-fileupload","purl":"pkg:maven/commons-fileupload/commons-fileupload","ranges":["<1.5"],"fixed":["1.5"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-coyote","purl":"pkg:maven/org.apache.tomcat/tomcat-coyote","ranges":[">=10.1.0-M1 <10.1.5"],"fixed":["10.1.5"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-coyote","purl":"pkg:maven/org.apache.tomcat/tomcat-coyote","ranges":[">=11.0.0-M2 <11.0.0-M5"],"fixed":["11.0.0-M5"]},{"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"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-coyote","purl":"pkg:maven/org.apache.tomcat/tomcat-coyote","ranges":[">=9.0.0-M1 <9.0.71"],"fixed":["9.0.71"]},{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","purl":"pkg:maven/org.apache.tomcat.embed/tomcat-embed-core","ranges":[">=10.1.0-M1 <10.1.5"],"fixed":["10.1.5"]},{"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":[">=8.5.85 <8.5.88"],"fixed":["8.5.88"]},{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","purl":"pkg:maven/org.apache.tomcat.embed/tomcat-embed-core","ranges":[">=9.0.0-M1 <9.0.71"],"fixed":["9.0.71"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-catalina","purl":"pkg:maven/org.apache.tomcat/tomcat-catalina","ranges":[">=10.1.0-M1 <10.1.5"],"fixed":["10.1.5"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-catalina","purl":"pkg:maven/org.apache.tomcat/tomcat-catalina","ranges":[">=11.0.0-M2 <11.0.0-M5"],"fixed":["11.0.0-M5"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-catalina","purl":"pkg:maven/org.apache.tomcat/tomcat-catalina","ranges":[">=8.5.85 <8.5.88"],"fixed":["8.5.88"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-catalina","purl":"pkg:maven/org.apache.tomcat/tomcat-catalina","ranges":[">=9.0.0-M1 <9.0.71"],"fixed":["9.0.71"]}]}],"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."]}