{"id":"CVE-2025-48989","aliases":["BIT-tomcat-2025-48989","GHSA-gqp3-2cvr-x8m3"],"url":"https://o3.security/vulnerability/CVE-2025-48989","summary":"Apache Tomcat: h2 DoS - Made You Reset","details":"Improper Resource Shutdown or Release vulnerability in Apache Tomcat made Tomcat vulnerable to the made you reset attack.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.9, from 10.1.0-M1 through 10.1.43 and from 9.0.0.M1 through 9.0.107. Older, EOL versions may also be affected.\n\nUsers are recommended to upgrade to one of versions 11.0.10, 10.1.44 or 9.0.108 which fix the issue.","published":"2025-08-13T12:11:26.124Z","modified":"2026-08-12T03:51:22.215681099Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.03514,"percentile":0.88613,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-coyote","fixedVersion":"11.0.10"},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-coyote","fixedVersion":"10.1.44"},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-coyote","fixedVersion":"9.0.108"},{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","fixedVersion":"11.0.10"},{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","fixedVersion":"10.1.44"},{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","fixedVersion":"9.0.108"}],"fix":null,"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2025/08/13/2"},{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/html/ssa-032379.html"},{"type":"WEB","url":"https://www.kb.cert.org/vuls/id/767506"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/48xxx/CVE-2025-48989.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/9ydfg0xr0tchmglcprhxgwhj0hfwxlyf"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-48989"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:22.215681099Z"}}