186 lines
7.4 KiB
JSON
186 lines
7.4 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-84121",
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"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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"state": "PUBLISHED",
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"assignerShortName": "mozilla",
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"dateReserved": "2026-09-01T07:25:11.012Z",
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"datePublished": "2026-09-01T12:18:41.535Z",
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"dateUpdated": "2026-09-02T03:55:38.279Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"product": "Firefox",
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"vendor": "Mozilla",
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"versions": [
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{
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"status": "unaffected",
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"version": "115.40",
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"lessThanOrEqual": "115.*",
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"versionType": "rpm"
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},
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{
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"status": "unaffected",
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"version": "140.15",
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"lessThanOrEqual": "140.*",
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"versionType": "rpm"
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},
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{
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"status": "unaffected",
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"version": "153.2",
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"lessThanOrEqual": "153.*",
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"versionType": "rpm"
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},
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{
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"status": "unaffected",
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"version": "155",
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"lessThanOrEqual": "*",
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"versionType": "rpm"
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}
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]
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},
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{
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"product": "Thunderbird",
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"vendor": "Mozilla",
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"versions": [
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{
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"status": "unaffected",
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"version": "140.15",
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"lessThanOrEqual": "140.*",
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"versionType": "rpm"
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},
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{
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"status": "unaffected",
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"version": "153.2",
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"lessThanOrEqual": "153.*",
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"versionType": "rpm"
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},
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{
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"status": "unaffected",
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"version": "155",
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"lessThanOrEqual": "*",
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"versionType": "rpm"
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}
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]
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "Sandbox escape due to use-after-free in the DOM: Security component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "Sandbox escape due to use-after-free in the DOM: Security component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2."
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}
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]
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}
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],
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"title": "Sandbox escape due to use-after-free in the DOM: Security component",
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"references": [
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{
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"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2059018"
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},
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{
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-82/"
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},
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{
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-83/"
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},
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{
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-84/"
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},
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{
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-85/"
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},
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{
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-86/"
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},
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{
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-87/"
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},
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{
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-88/"
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Yaqoub Aldurayhim"
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}
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],
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"providerMetadata": {
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"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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"shortName": "mozilla",
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"dateUpdated": "2026-09-01T21:44:08.642Z"
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}
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},
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"adp": [
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{
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"problemTypes": [
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{
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"descriptions": [
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{
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"type": "CWE",
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"cweId": "CWE-416",
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"lang": "en",
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"description": "CWE-416 Use After Free"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"scope": "CHANGED",
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"version": "3.1",
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"baseScore": 9.6,
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"attackVector": "NETWORK",
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"baseSeverity": "CRITICAL",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
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"integrityImpact": "HIGH",
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"userInteraction": "REQUIRED",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"confidentialityImpact": "HIGH"
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}
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},
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-09-01T00:00:00+00:00",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3",
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"id": "CVE-2026-84121"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-09-02T03:55:38.279Z"
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}
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}
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]
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}
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} |