{"id":"CVE-2026-21157","state":"PUBLISHED","title":"Improper input validation in Bixby prior to version 4.0.85.6 allows privileged local attackers to launch arbitrary activity.","description":"Improper input validation in Bixby prior to version 4.0.85.6 allows privileged local attackers to launch arbitrary activity.","publishedAt":"2026-10-29T01:01:58.516Z","updatedAt":"2026-10-30T03:55:58.739Z","severity":{"score":8.3,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","source":"SamsungMobile"},"assigner":"SamsungMobile","products":["Samsung Mobile Bixby"],"affected":[{"vendor":"Samsung Mobile","product":"Bixby","defaultStatus":"affected","versions":[{"version":"4.0.85.6","status":"unaffected","lessThan":"*","versionType":"semver"}]}],"references":["https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=07"],"weaknesses":["CWE-20"],"ingestedAt":"2026-10-30T04:04:06.458Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/21xxx/CVE-2026-21157.json","commit":"3c00eb168943367a693dc912afa4276f983e7616","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21157","state":"PUBLISHED","datePublished":"2026-10-29T01:01:58.516Z","dateUpdated":"2026-10-30T03:55:58.739Z","assignerShortName":"SamsungMobile","assignerOrgId":"3af57064-a867-422c-b2ad-40307b65c458","dateReserved":"2025-12-11T01:33:35.837Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Improper input validation in Bixby prior to version 4.0.85.6 allows privileged local attackers to launch arbitrary activity."}],"affected":[{"vendor":"Samsung Mobile","product":"Bixby","defaultStatus":"affected","versions":[{"version":"4.0.85.6","status":"unaffected","lessThan":"*","versionType":"semver"}]}],"references":[{"url":"https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=07"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.3,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-20: Improper Input Validation"}]}],"providerMetadata":{"shortName":"SamsungMobile","orgId":"3af57064-a867-422c-b2ad-40307b65c458","dateUpdated":"2026-10-29T01:01:58.516Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-29T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-21157"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","type":"CWE","lang":"en","description":"CWE-20 Improper Input Validation"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-30T03:55:58.739Z"}}]}}}