{"id":"CVE-2025-52520","published":"2025-07-10T19:05:41Z","modified":"2025-11-04T21:11:39Z","title":"Apache Tomcat: DoS via integer overflow in multipart file upload","vendor":"Apache","product":"Apache Tomcat","tier":"tail","description":{"text":"For some unlikely configurations of multipart upload, an Integer Overflow vulnerability in Apache Tomcat could lead to a DoS via bypassing of size limits.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.8, from 10.1.0-M1 through 10.1.42, from 9.0.0.M1 through 9.0.106.\nThe following versions were EOL at the time the CVE was created but are \nknown to be affected: 8.5.0 through 8.5.100. Other, older, EOL versions \nmay also be affected.\n\n\nUsers are recommended to upgrade to version 11.0.9, 10.1.43 or 9.0.107, which fix the issue.","provenance":"source","from":"CVE.org"},"cvss":{"score":7.5,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","provenance":"source","from":"CISA ADP Vulnrichment"},"epss":{"score":0.02198,"percentile":0.82501,"provenance":"source"},"cwes":[{"id":"CWE-190","name":"Integer Overflow or Wraparound"}],"references":[{"url":"https://lists.apache.org/thread/trqq01bbxw6c92zx69kx2mw2qgmfy0o5","tags":["vendor-advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/07/msg00009.html","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2025/07/10/12","tags":[]}],"priority":{"score":21.8,"factors":[{"name":"EPSS percentile","points":16.5},{"name":"CVSS severity","points":5.25}]},"vendorSlug":"apache","affectedVersions":[{"vendor":"Apache Software Foundation","product":"Apache Tomcat","versions":[">= 11.0.0-M1, <= 11.0.8",">= 10.1.0-M1, <= 10.1.42",">= 9.0.0.M1, <= 9.0.106",">= 8.5.0, <= 8.5.100"]}],"affected":[{"ecosystem":"Maven","package":"org.apache.tomcat:tomcat-catalina","vulnerableRanges":[">=11.0.0-M1, <11.0.9",">=10.1.0-M1, <10.1.43",">=9.0.0.M1, <9.0.107",">=8.5.0, <=8.5.100"],"patched":["11.0.9","10.1.43","9.0.107"],"from":["GHSA-wr62-c79q-cv37"],"provenance":"source"},{"ecosystem":"Maven","package":"org.apache.tomcat.embed:tomcat-embed-core","vulnerableRanges":[">=11.0.0-M1, <11.0.9",">=10.1.0-M1, <10.1.43",">=9.0.0.M1, <9.0.107",">=8.5.0, <=8.5.100"],"patched":["11.0.9","10.1.43","9.0.107"],"from":["GHSA-wr62-c79q-cv37"],"provenance":"source"}],"euvd":{"id":"EUVD-2025-21044","exploited":false,"provenance":"source"},"lineage":{"packageHistory":[{"cve":"CVE-2025-49124","published":"2025-06-16","fixed":"11.0.8","kev":false},{"cve":"CVE-2025-49125","published":"2025-06-16","fixed":"11.0.8","kev":false},{"cve":"CVE-2025-55668","published":"2025-08-13","fixed":"11.0.8","kev":false},{"cve":"CVE-2025-52520","published":"2025-07-10","fixed":"11.0.9","kev":false},{"cve":"CVE-2025-55752","published":"2025-10-27","fixed":"11.0.11","kev":false,"link":{"from":"CVE-2025-52520","to":"CVE-2025-55752","relation":"successor","confidence":"low","kind":"sequence","evidence":[{"kind":"version-step","provenance":"source","package":"Maven:org.apache.tomcat:tomcat-catalina","fromFixed":"10.1.43","toFixed":"10.1.45","daysApart":109},{"kind":"version-step","provenance":"source","package":"Maven:org.apache.tomcat:tomcat-catalina","fromFixed":"11.0.9","toFixed":"11.0.11","daysApart":109}]}},{"cve":"CVE-2025-55754","published":"2025-10-27","fixed":"11.0.11","kev":false,"link":{"from":"CVE-2025-52520","to":"CVE-2025-55754","relation":"successor","confidence":"low","kind":"sequence","evidence":[{"kind":"version-step","provenance":"source","package":"Maven:org.apache.tomcat:tomcat-catalina","fromFixed":"10.1.43","toFixed":"10.1.45","daysApart":109},{"kind":"version-step","provenance":"source","package":"Maven:org.apache.tomcat:tomcat-catalina","fromFixed":"11.0.9","toFixed":"11.0.11","daysApart":109}]}},{"cve":"CVE-2025-61795","published":"2025-10-27","fixed":"11.0.12","kev":false}],"package":"Maven:org.apache.tomcat:tomcat-catalina"}}