{
	"document":{
		"aggregate_severity":{
			"namespace":"https://nvd.nist.gov/vuln-metrics/cvss",
			"text":"Critical"
		},
		"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":"thunderbird security update",
				"category":"general",
				"title":"Synopsis"
			},
			{
				"text":"An update for thunderbird is now available for openEuler-24.03-LTS-SP3",
				"category":"general",
				"title":"Summary"
			},
			{
				"text":"Mozilla Thunderbird is a standalone mail and newsgroup client.\n\nSecurity Fix(es):\n\nInformation disclosure due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1.(CVE-2026-7320)\n\nSandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, and Thunderbird 140.10.1.(CVE-2026-7321)\n\nMemory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1.(CVE-2026-7322)\n\nMemory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Thunderbird 150.0.1, and Thunderbird 140.10.1.(CVE-2026-7323)",
				"category":"general",
				"title":"Description"
			},
			{
				"text":"An update for thunderbird is now available for openEuler-24.03-LTS-SP3.\n\nopenEuler Security has rated this update as having a security impact of critical. 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":"Critical",
				"category":"general",
				"title":"Severity"
			},
			{
				"text":"thunderbird",
				"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"
		},
		"references":[
			{
				"summary":"openEuler-SA-2026-2246",
				"category":"self",
				"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2246"
			},
			{
				"summary":"CVE-2026-7320",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-7320&packageName=thunderbird"
			},
			{
				"summary":"CVE-2026-7321",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-7321&packageName=thunderbird"
			},
			{
				"summary":"CVE-2026-7322",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-7322&packageName=thunderbird"
			},
			{
				"summary":"CVE-2026-7323",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-7323&packageName=thunderbird"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-7320"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-7321"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-7322"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-7323"
			},
			{
				"summary":"openEuler-SA-2026-2246 vex file",
				"category":"self",
				"url":"https://repo.openeuler.org/security/data/csaf/advisories/2026/csaf-openeuler-sa-2026-2246.json"
			}
		],
		"title":"An update for thunderbird is now available for openEuler-24.03-LTS-SP3",
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			"revision_history":[
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					"summary":"Initial",
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			"status":"final"
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				{
					"text":"Information disclosure due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1.",
					"category":"description",
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					"text":"Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, and Thunderbird 140.10.1.",
					"category":"description",
					"title":"Vulnerability Description"
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			"notes":[
				{
					"text":"Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
			"product_status":{
				"fixed":{"$ref":"$.vulnerabilities[0].product_status.fixed"}
			},
			"remediations":[
				{
					"product_ids":{"$ref":"$.vulnerabilities[0].product_status.fixed"},
					"details":"thunderbird security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2246"
				}
			],
			"scores":[
				{
					"cvss_v3":{
						"baseSeverity":"HIGH",
						"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"
					},
					"products":{"$ref":"$.vulnerabilities[0].product_status.fixed"}
				}
			],
			"threats":[
				{
					"details":"High",
					"category":"impact"
				}
			],
			"title":"CVE-2026-7322"
		},
		{
			"cve":"CVE-2026-7323",
			"notes":[
				{
					"text":"Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Thunderbird 150.0.1, and Thunderbird 140.10.1.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
			"product_status":{
				"fixed":{"$ref":"$.vulnerabilities[0].product_status.fixed"}
			},
			"remediations":[
				{
					"product_ids":{"$ref":"$.vulnerabilities[0].product_status.fixed"},
					"details":"thunderbird security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2246"
				}
			],
			"scores":[
				{
					"cvss_v3":{
						"baseSeverity":"HIGH",
						"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"
					},
					"products":{"$ref":"$.vulnerabilities[0].product_status.fixed"}
				}
			],
			"threats":[
				{
					"details":"High",
					"category":"impact"
				}
			],
			"title":"CVE-2026-7323"
		}
	]
}