{
	"document":{
		"aggregate_severity":{
			"namespace":"https://nvd.nist.gov/vuln-metrics/cvss",
			"text":"High"
		},
		"category":"csaf_vex",
		"csaf_version":"2.0",
		"distribution":{
			"tlp":{
				"label":"WHITE",
				"url":"https:/www.first.org/tlp/"
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		"lang":"en",
		"notes":[
			{
				"text":"tomcat security update",
				"category":"general",
				"title":"Synopsis"
			},
			{
				"text":"An update for tomcat is now available for openEuler-24.03-LTS,openEuler-24.03-LTS-SP1,openEuler-24.03-LTS-SP3,openEuler-20.03-LTS-SP4,openEuler-22.03-LTS-SP4",
				"category":"general",
				"title":"Summary"
			},
			{
				"text":"Tomcat is the servlet container that is used in the official Reference Implementation for the Java Servlet and JavaServer Pages technologies. The Java Servlet and JavaServer Pages specifications are developed by Sun under the Java Community Process.\n\nSecurity Fix(es):\n\nAllocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117.\nOlder, unsupported versions may also be affected.\n\nUsers are recommended to upgrade to version [FIXED_VERSION], which fixes the issue.(CVE-2026-41284)\n\nImproper Input Validation vulnerability in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 10.0.0-M1 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.(CVE-2026-41293)\n\nExposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through 7.0.109.\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118, which fix the issue.(CVE-2026-42498)\n\nDEPRECATED: Authentication Bypass Issues vulnerability in digest authentication in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from before 7.0.0.\nOlder unsupported versions any also be affect\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.(CVE-2026-43512)\n\nImproper Handling of Case Sensitivity vulnerability in LockOutRealm in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\nOlder unsupported versions may also be affected.\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.(CVE-2026-43513)\n\nObservable Timing Discrepancy vulnerability when comparing AJP secret in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\nOlder unsupported versions may also be affected.\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.(CVE-2026-43514)\n\nImproper Authorization vulnerability when multiple method constraints define an HTTP method for the same extension in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.(CVE-2026-43515)",
				"category":"general",
				"title":"Description"
			},
			{
				"text":"An update for tomcat is now available for openEuler-24.03-LTS,openEuler-24.03-LTS-SP1,openEuler-24.03-LTS-SP3,openEuler-20.03-LTS-SP4,openEuler-22.03-LTS-SP4.\n\nopenEuler Security has rated this update as having a security impact of high. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section.",
				"category":"general",
				"title":"Topic"
			},
			{
				"text":"High",
				"category":"general",
				"title":"Severity"
			},
			{
				"text":"tomcat",
				"category":"general",
				"title":"Affected Component"
			}
		],
		"publisher":{
			"issuing_authority":"openEuler security committee",
			"name":"openEuler",
			"namespace":"https://www.openeuler.org",
			"contact_details":"openeuler-security@openeuler.org",
			"category":"vendor"
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		"references":[
			{
				"summary":"openEuler-SA-2026-2296",
				"category":"self",
				"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2296"
			},
			{
				"summary":"CVE-2026-41284",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-41284&packageName=tomcat"
			},
			{
				"summary":"CVE-2026-41293",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-41293&packageName=tomcat"
			},
			{
				"summary":"CVE-2026-42498",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-42498&packageName=tomcat"
			},
			{
				"summary":"CVE-2026-43512",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-43512&packageName=tomcat"
			},
			{
				"summary":"CVE-2026-43513",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-43513&packageName=tomcat"
			},
			{
				"summary":"CVE-2026-43514",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-43514&packageName=tomcat"
			},
			{
				"summary":"CVE-2026-43515",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-43515&packageName=tomcat"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41284"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41293"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42498"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43512"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43513"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43514"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43515"
			},
			{
				"summary":"openEuler-SA-2026-2296 vex file",
				"category":"self",
				"url":"https://repo.openeuler.org/security/data/csaf/advisories/2026/csaf-openeuler-sa-2026-2296.json"
			}
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		"title":"An update for tomcat is now available for openEuler-24.03-LTS,openEuler-24.03-LTS-SP1,openEuler-24.03-LTS-SP3,openEuler-20.03-LTS-SP4,openEuler-22.03-LTS-SP4",
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				"date":"2026-05-15T22:04:02+08:00",
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			"current_release_date":"2026-05-15T22:04:02+08:00",
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			"cve":"CVE-2026-41284",
			"notes":[
				{
					"text":"Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117.\nOlder, unsupported versions may also be affected.\n\nUsers are recommended to upgrade to version [FIXED_VERSION], which fixes the issue.",
					"category":"description",
					"title":"Vulnerability Description"
				}
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				{
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					"details":"tomcat security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2296"
				}
			],
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			"title":"CVE-2026-41284"
		},
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			"notes":[
				{
					"text":"Improper Input Validation vulnerability in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 10.0.0-M1 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.",
					"category":"description",
					"title":"Vulnerability Description"
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					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2296"
				}
			],
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						"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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			"title":"CVE-2026-41293"
		},
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			"cve":"CVE-2026-42498",
			"notes":[
				{
					"text":"Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through 7.0.109.\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118, which fix the issue.",
					"category":"description",
					"title":"Vulnerability Description"
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					"details":"tomcat security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2296"
				}
			],
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						"baseScore":7.3,
						"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
						"version":"3.1"
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			"title":"CVE-2026-42498"
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			"cve":"CVE-2026-43512",
			"notes":[
				{
					"text":"DEPRECATED: Authentication Bypass Issues vulnerability in digest authentication in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from before 7.0.0.\nOlder unsupported versions any also be affect\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.",
					"category":"description",
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				{
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					"details":"tomcat security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2296"
				}
			],
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				{
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						"baseScore":7.3,
						"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
						"version":"3.1"
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					"details":"High",
					"category":"impact"
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			],
			"title":"CVE-2026-43512"
		},
		{
			"cve":"CVE-2026-43513",
			"notes":[
				{
					"text":"Improper Handling of Case Sensitivity vulnerability in LockOutRealm in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\nOlder unsupported versions may also be affected.\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
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			},
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				{
					"product_ids":{"$ref":"$.vulnerabilities[0].product_status.fixed"},
					"details":"tomcat security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2296"
				}
			],
			"scores":[
				{
					"cvss_v3":{
						"baseSeverity":"MEDIUM",
						"baseScore":5.4,
						"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
						"version":"3.1"
					},
					"products":{"$ref":"$.vulnerabilities[0].product_status.fixed"}
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					"details":"Medium",
					"category":"impact"
				}
			],
			"title":"CVE-2026-43513"
		},
		{
			"cve":"CVE-2026-43514",
			"notes":[
				{
					"text":"Observable Timing Discrepancy vulnerability when comparing AJP secret in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\nOlder unsupported versions may also be affected.\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
			"product_status":{
				"fixed":{"$ref":"$.vulnerabilities[0].product_status.fixed"}
			},
			"remediations":[
				{
					"product_ids":{"$ref":"$.vulnerabilities[0].product_status.fixed"},
					"details":"tomcat security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2296"
				}
			],
			"scores":[
				{
					"cvss_v3":{
						"baseSeverity":"LOW",
						"baseScore":3.7,
						"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
						"version":"3.1"
					},
					"products":{"$ref":"$.vulnerabilities[0].product_status.fixed"}
				}
			],
			"threats":[
				{
					"details":"Low",
					"category":"impact"
				}
			],
			"title":"CVE-2026-43514"
		},
		{
			"cve":"CVE-2026-43515",
			"notes":[
				{
					"text":"Improper Authorization vulnerability when multiple method constraints define an HTTP method for the same extension in Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\n\nUsers are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
			"product_status":{
				"fixed":{"$ref":"$.vulnerabilities[0].product_status.fixed"}
			},
			"remediations":[
				{
					"product_ids":{"$ref":"$.vulnerabilities[0].product_status.fixed"},
					"details":"tomcat security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2296"
				}
			],
			"scores":[
				{
					"cvss_v3":{
						"baseSeverity":"HIGH",
						"baseScore":7.5,
						"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
						"version":"3.1"
					},
					"products":{"$ref":"$.vulnerabilities[0].product_status.fixed"}
				}
			],
			"threats":[
				{
					"details":"High",
					"category":"impact"
				}
			],
			"title":"CVE-2026-43515"
		}
	]
}