{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-100823", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "state": "PUBLISHED", "assignerShortName": "mozilla", "dateReserved": "2026-09-26T19:18:40.744Z", "datePublished": "2026-09-29T12:36:31.480Z", "dateUpdated": "2026-10-01T10:50:23.312Z"}, "containers": {"cna": {"affected": [{"product": "Firefox", "vendor": "Mozilla", "versions": [{"status": "unaffected", "version": "157", "lessThanOrEqual": "*", "versionType": "rpm"}]}], "descriptions": [{"lang": "en", "value": "Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 157.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 157."}]}], "title": "Spoofing issue in the Downloads component in Firefox for Android", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2054384"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2026-97/"}], "credits": [{"lang": "en", "value": "Abdul Samad"}], "providerMetadata": {"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2026-09-29T12:36:31.480Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-451", "lang": "en", "description": "CWE-451 User Interface (UI) Misrepresentation of Critical Information"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-09-30T19:46:51.030163Z", "id": "CVE-2026-100823", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-01T10:50:23.312Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-100823", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-30T19:46:51.030163Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-451", "description": "CWE-451 User Interface (UI) Misrepresentation of Critical Information"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-30T19:47:03.299Z"}}], "cna": {"title": "Spoofing issue in the Downloads component in Firefox for Android", "credits": [{"lang": "en", "value": "Abdul Samad"}], "affected": [{"vendor": "Mozilla", "product": "Firefox", "versions": [{"status": "unaffected", "version": "157", "versionType": "rpm", "lessThanOrEqual": "*"}]}], "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2054384"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2026-97/"}], "descriptions": [{"lang": "en", "value": "Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 157.", "supportingMedia": [{"type": "text/html", "value": "Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 157.", "base64": false}]}], "providerMetadata": {"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2026-09-29T12:36:31.480Z"}}}, "cveMetadata": {"cveId": "CVE-2026-100823", "state": "PUBLISHED", "dateUpdated": "2026-10-01T10:50:23.312Z", "dateReserved": "2026-09-26T19:18:40.744Z", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "datePublished": "2026-09-29T12:36:31.480Z", "assignerShortName": "mozilla"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "Firefox", "vendor": "Mozilla", "versions": [{"lessThanOrEqual": "*", "status": "unaffected", "version": "157", "versionType": "rpm"}]}], "source": "security@mozilla.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox_mobile:*:*:*:*:*:android:*:*", "matchCriteriaId": "0652D2E2-4C47-4272-A52D-C0345B8A9835", "versionEndExcluding": "157.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 157."}], "id": "CVE-2026-100823", "lastModified": "2026-10-05T16:58:57.867", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-100823", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-30T19:46:51.030163Z", "version": "2.0.3"}}]}, "published": "2026-09-29T13:17:47.603", "references": [{"source": "security@mozilla.org", "tags": ["Exploit", "Issue Tracking", "Mitigation"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2054384"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2026-97/"}], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-451"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}