{"id":"BIT-tomcat-2026-41293","summary":"Apache Tomcat: HTTP/2 request headers not validated","details":"Improper Input Validation vulnerability in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0 through 11.0.21, from 10.1.0 through 10.1.54, from 9.0.0 through 9.0.117, from 10.0.0 through 10.0.27.\nOlder, end of support versions may also be affected.\n\nUsers are recommended to upgrade to version [FIXED_VERSION], which fixes the issue.","aliases":["CVE-2026-41293","GHSA-r29c-68gh-xp6x"],"modified":"2026-09-08T08:47:50.364709579Z","published":"2026-05-14T11:56:42.533Z","database_specific":{"cpes":["cpe:2.3:a:apache:tomcat:*:*:*:*:*:maven:*:*"],"severity":"Critical"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2026/05/12/13"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/qwg0q16z7xkb2qrr853wdll5531mvl1r"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41293"}],"affected":[{"package":{"name":"tomcat","ecosystem":"Bitnami","purl":"pkg:bitnami/tomcat"},"ranges":[{"type":"SEMVER","events":[{"introduced":"10.0.0"},{"fixed":"10.1.55"},{"introduced":"11.0.0"},{"fixed":"11.0.22"},{"introduced":"9.0.0"},{"fixed":"9.0.118"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/tomcat/BIT-tomcat-2026-41293.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}],"schema_version":"1.9.0"}