{
	"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":"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\nWhen a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If the user had additionally allowed loading of the remote content referenced by the outer email message, and the email was crafted by the sender using a combination of CSS rules and fonts and animations, then it was possible to extract the secret contents of the email. This vulnerability affects Thunderbird < 147.0.1 and Thunderbird < 140.7.1.(CVE-2026-0818)\n\nHeap buffer overflow in libvpx. This vulnerability affects Firefox < 147.0.4, Firefox ESR < 140.7.1, Firefox ESR < 115.32.1, Thunderbird < 140.7.2, and Thunderbird < 147.0.2.(CVE-2026-2447)",
				"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 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":"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-2026-1468",
				"category":"self",
				"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-1468"
			},
			{
				"summary":"CVE-2026-0818",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-0818&packageName=thunderbird"
			},
			{
				"summary":"CVE-2026-2447",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-2447&packageName=thunderbird"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0818"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2447"
			},
			{
				"summary":"openEuler-SA-2026-1468 vex file",
				"category":"self",
				"url":"https://repo.openeuler.org/security/data/csaf/advisories/2026/csaf-openeuler-sa-2026-1468.json"
			}
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		"title":"An update for thunderbird is now available for openEuler-24.03-LTS-SP3",
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			"initial_release_date":"2026-03-02T14:19:31+08:00",
			"revision_history":[
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					"name":"openEuler CSAF Tool V1.0"
				}
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			"current_release_date":"2026-03-02T14:19:31+08:00",
			"id":"openEuler-SA-2026-1468",
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				{
					"text":"When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted and styled with HTML and CSS, then the decrypted contents were rendered in a context in which the CSS styles from the outer messages were active. If the user had additionally allowed loading of the remote content referenced by the outer email message, and the email was crafted by the sender using a combination of CSS rules and fonts and animations, then it was possible to extract the secret contents of the email. This vulnerability affects Thunderbird < 147.0.1 and Thunderbird < 140.7.1.",
					"category":"description",
					"title":"Vulnerability Description"
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						"openEuler-24.03-LTS-SP3:thunderbird-wayland-140.7.2-1.oe2403sp3.x86_64"
					]
				}
			],
			"threats":[
				{
					"details":"Medium",
					"category":"impact"
				}
			],
			"title":"CVE-2026-0818"
		},
		{
			"cve":"CVE-2026-2447",
			"notes":[
				{
					"text":"Heap buffer overflow in libvpx. This vulnerability affects Firefox < 147.0.4, Firefox ESR < 140.7.1, Firefox ESR < 115.32.1, Thunderbird < 140.7.2, and Thunderbird < 147.0.2.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
			"product_status":{
				"fixed":[
					"openEuler-24.03-LTS-SP3:thunderbird-140.7.2-1.oe2403sp3.aarch64",
					"openEuler-24.03-LTS-SP3:thunderbird-debuginfo-140.7.2-1.oe2403sp3.aarch64",
					"openEuler-24.03-LTS-SP3:thunderbird-debugsource-140.7.2-1.oe2403sp3.aarch64",
					"openEuler-24.03-LTS-SP3:thunderbird-librnp-rnp-140.7.2-1.oe2403sp3.aarch64",
					"openEuler-24.03-LTS-SP3:thunderbird-wayland-140.7.2-1.oe2403sp3.aarch64",
					"openEuler-24.03-LTS-SP3:thunderbird-140.7.2-1.oe2403sp3.src",
					"openEuler-24.03-LTS-SP3:thunderbird-140.7.2-1.oe2403sp3.x86_64",
					"openEuler-24.03-LTS-SP3:thunderbird-debuginfo-140.7.2-1.oe2403sp3.x86_64",
					"openEuler-24.03-LTS-SP3:thunderbird-debugsource-140.7.2-1.oe2403sp3.x86_64",
					"openEuler-24.03-LTS-SP3:thunderbird-librnp-rnp-140.7.2-1.oe2403sp3.x86_64",
					"openEuler-24.03-LTS-SP3:thunderbird-wayland-140.7.2-1.oe2403sp3.x86_64"
				]
			},
			"remediations":[
				{
					"product_ids":[
						"openEuler-24.03-LTS-SP3:thunderbird-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-debuginfo-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-debugsource-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-librnp-rnp-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-wayland-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-140.7.2-1.oe2403sp3.src",
						"openEuler-24.03-LTS-SP3:thunderbird-140.7.2-1.oe2403sp3.x86_64",
						"openEuler-24.03-LTS-SP3:thunderbird-debuginfo-140.7.2-1.oe2403sp3.x86_64",
						"openEuler-24.03-LTS-SP3:thunderbird-debugsource-140.7.2-1.oe2403sp3.x86_64",
						"openEuler-24.03-LTS-SP3:thunderbird-librnp-rnp-140.7.2-1.oe2403sp3.x86_64",
						"openEuler-24.03-LTS-SP3:thunderbird-wayland-140.7.2-1.oe2403sp3.x86_64"
					],
					"details":"thunderbird security update",
					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-1468"
				}
			],
			"scores":[
				{
					"cvss_v3":{
						"baseSeverity":"HIGH",
						"baseScore":8.8,
						"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
						"version":"3.1"
					},
					"products":[
						"openEuler-24.03-LTS-SP3:thunderbird-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-debuginfo-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-debugsource-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-librnp-rnp-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-wayland-140.7.2-1.oe2403sp3.aarch64",
						"openEuler-24.03-LTS-SP3:thunderbird-140.7.2-1.oe2403sp3.src",
						"openEuler-24.03-LTS-SP3:thunderbird-140.7.2-1.oe2403sp3.x86_64",
						"openEuler-24.03-LTS-SP3:thunderbird-debuginfo-140.7.2-1.oe2403sp3.x86_64",
						"openEuler-24.03-LTS-SP3:thunderbird-debugsource-140.7.2-1.oe2403sp3.x86_64",
						"openEuler-24.03-LTS-SP3:thunderbird-librnp-rnp-140.7.2-1.oe2403sp3.x86_64",
						"openEuler-24.03-LTS-SP3:thunderbird-wayland-140.7.2-1.oe2403sp3.x86_64"
					]
				}
			],
			"threats":[
				{
					"details":"High",
					"category":"impact"
				}
			],
			"title":"CVE-2026-2447"
		}
	]
}