{"api_version":"1","generated_at":"2026-05-15T01:09:03+00:00","cve":"CVE-2025-71256","urls":{"html":"https://cve.report/CVE-2025-71256","api":"https://cve.report/api/cve/CVE-2025-71256.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-71256","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-71256"},"summary":{"title":"CVE-2025-71256","description":"In nr modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed.","state":"PUBLISHED","assigner":"Unisoc","published_at":"2026-05-06 02:16:05","updated_at":"2026-05-11 15:06:21"},"problem_types":["NVD-CWE-noinfo","CWE-20 Improper Input Validation"],"metrics":[{"version":"3.1","source":"security@unisoc.com","type":"Secondary","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"references":[{"url":"https://www.unisoc.com/en/support/product-security-bulletin/2051836844671422466","name":"https://www.unisoc.com/en/support/product-security-bulletin/2051836844671422466","refsource":"security@unisoc.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-71256","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71256","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Unisoc (Shanghai) Technologies Co., Ltd.","product":"T8100/T9100/T8200/T8300","version":"affected Android13/Android14/Android15/Android16","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2025","cve_id":"71256","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"google","cpe5":"android","cpe6":"13.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2025","cve_id":"71256","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"google","cpe5":"android","cpe6":"14.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2025","cve_id":"71256","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"google","cpe5":"android","cpe6":"15.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2025","cve_id":"71256","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"google","cpe5":"android","cpe6":"16.0","cpe7":"-","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2025","cve_id":"71256","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"unisoc","cpe5":"t8100","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2025","cve_id":"71256","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"unisoc","cpe5":"t8200","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2025","cve_id":"71256","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"unisoc","cpe5":"t8300","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2025","cve_id":"71256","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"unisoc","cpe5":"t9100","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2025","cve_id":"71256","cve":"CVE-2025-71256","epss":"0.000620000","percentile":"0.192840000","score_date":"2026-05-12","updated_at":"2026-05-13 00:11:53"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2025-71256","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-05-06T12:55:53.778503Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-05-06T12:56:05.504Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"T8100/T9100/T8200/T8300","vendor":"Unisoc (Shanghai) Technologies Co., Ltd.","versions":[{"status":"affected","version":"Android13/Android14/Android15/Android16"}]}],"descriptions":[{"lang":"en","value":"In nr modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed."}],"metrics":[{"cvssV3_1":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"description":"CWE-20 Improper Input Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-05-06T01:43:17.932Z","orgId":"63f92e9c-2193-4c24-98a9-93640392c3d3","shortName":"Unisoc"},"references":[{"url":"https://www.unisoc.com/en/support/product-security-bulletin/2051836844671422466"}]}},"cveMetadata":{"assignerOrgId":"63f92e9c-2193-4c24-98a9-93640392c3d3","assignerShortName":"Unisoc","cveId":"CVE-2025-71256","datePublished":"2026-05-06T01:43:17.932Z","dateReserved":"2026-03-02T05:55:13.666Z","dateUpdated":"2026-05-06T12:56:05.504Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-06 02:16:05","lastModifiedDate":"2026-05-11 15:06:21","problem_types":["NVD-CWE-noinfo","CWE-20 Improper Input Validation"],"metrics":{"cvssMetricV31":[{"source":"security@unisoc.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}]},"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*","matchCriteriaId":"879FFD0C-9B38-4CAA-B057-1086D794D469"},{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*","matchCriteriaId":"2700BCC5-634D-4EC6-AB67-5B678D5F951D"},{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*","matchCriteriaId":"8538774C-906D-4B03-A3E7-FA7A55E0DA9E"},{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:*","matchCriteriaId":"02882AB1-7993-47DD-84A0-8DF4272D85ED"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:unisoc:t8100:-:*:*:*:*:*:*:*","matchCriteriaId":"F2DA04F2-5351-4043-A330-5397E627A222"},{"vulnerable":false,"criteria":"cpe:2.3:h:unisoc:t8200:-:*:*:*:*:*:*:*","matchCriteriaId":"FC033D2C-ED1A-4EAB-A77B-8E1C88C74B0A"},{"vulnerable":false,"criteria":"cpe:2.3:h:unisoc:t8300:-:*:*:*:*:*:*:*","matchCriteriaId":"DC7743D5-B187-48D4-BC77-D8DCDF263166"},{"vulnerable":false,"criteria":"cpe:2.3:h:unisoc:t9100:-:*:*:*:*:*:*:*","matchCriteriaId":"9D1F3B9D-142F-4E70-8477-E26D921EF19A"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"71256","Ordinal":"1","Title":"CVE-2025-71256","CVE":"CVE-2025-71256","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"71256","Ordinal":"1","NoteData":"In nr modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed.","Type":"Description","Title":"CVE-2025-71256"}]}}}