CVE-2026-21010

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functions."}, {"lang": "es", "value": "Validaci\u00f3n de entrada incorrecta en Modo Minorista antes de la versi\u00f3n SMR de abril de 2026 1 permite a atacantes locales activar funciones privilegiadas."}], "id": "CVE-2026-21010", "lastModified": "2026-10-26T21:10:00.170", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 6.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.7, "impactScore": 5.9, "source": "mobile.security@samsung.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-21010", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-04-13T13:54:50.433029Z", "version": "2.0.3"}}]}, "published": "2026-04-13T06:16:05.613", "references": [{"source": "mobile.security@samsung.com", "tags": ["Vendor Advisory"], "url": "https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=04"}], "sourceIdentifier": "mobile.security@samsung.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,SMR Apr-2026 Release in Android 14, 15, 16]"}}], "original": {"product": "Samsung Mobile Devices", "source": "cna", "vendor": "Samsung Mobile"}, "product": "mobile_devices", "vendor": "samsung"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,SMR Apr-2026 Release in Android 14, 15, 16]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Samsung Mobile Devices", "source": "cna", "vendor": "Samsung Mobile"}, "product": "samsung_mobile_devices", "vendor": "samsung_mobile"}], "analysis": {"en": {"generated_at": "2026-04-14T17:58:30.465418+00:00", "value": {"mitigation_remediation": ["Apply the Samsung Android update that includes SMR April\u202f2026 Release\u202f1 or later.", "If the update is unavailable, disable or restrict access to the Retail Mode feature until the patch is installed.", "Verify that privileged functions remain protected and no unintended access paths are exposed.", "Restrict device use to trusted users and monitor logs for suspicious activity."], "summary": {"action": "Patch now", "impact": "Local Privilege Escalation"}, "threat_synthesis": {"affected_systems": "All Samsung Mobile Devices running Android 14.0, 15.0 or 16.0 are affected when the system maintains any System Maintenance Release (SMR) issued prior to the April\u202f2026 Release\u202f1 update. Each of the numerous monthly SMRs for Android 14 by 16 listed in the Common Platform Enumeration data is vulnerable, as the issue exists in the baseline Retail Mode implementation before the April\u202f2026 patch.\n", "description_and_impact": "Samsung mobile devices contain an input\u2011validation flaw in Retail Mode that enables a local user to invoke privileged functions that should be restricted. The flaw bypasses the normal authorization checks and can be triggered by locally crafted input. This allows a user who can interact with the device to gain elevated privileges on the system, potentially granting full control over the device's operating system and data.\n", "risk_and_exploitability": "The vulnerability is assigned a CVSS score of 6.6 and an EPSS score below 1\u202f%, indicating a moderate severity but a low likelihood of widespread exploitation. It is not currently listed in the CISA Known Exploited Vulnerabilities catalog. Exploitation requires physical or otherwise authorized access to the device, making the attack vector local. While the exploit probability is low, any successful privilege escalation can serve as a foothold for further attacks, so the risk remains significant for end\u2011users who rely on Retail Mode.\n"}}}}, "created": "2026-04-13T12:37:03.685568+00:00", "title": "Local Privilege Escalation via Improper Input Validation in Android Retail Mode", "updated": "2026-04-15T15:45:07.532078+00:00", "vendors": ["samsung", "samsung$PRODUCT$mobile_devices", "samsung_mobile", "samsung_mobile$PRODUCT$samsung_mobile_devices"]}