{"id":"CVE-2025-48543","kind":"vulnerability","aliases":["CVE-2025-48543"],"related":[],"title":"google android: In multiple locations, there is a possible way to escape chrome sandbox to attack android system_server due to a use…","description":"Android Runtime contains a use-after-free vulnerability potentially allowing a chrome sandbox escape leading to local privilege escalation.\n\nCISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","summary":"Android Runtime has a use-after-free bug that can allow a Chrome sandbox escape. An attacker who gets code running in the sandbox can escalate to local privilege on the device.","severity":"high","cvss":8.8,"epss":null,"exploited":true,"exploited_at":"2025-09-04T00:00:00+00:00","products":[{"name":"Android Runtime","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"google android","fixed":[],"affected":"= 13.0","ecosystem":"vendor"},{"name":"google android","fixed":[],"affected":"= 14.0","ecosystem":"vendor"},{"name":"google android","fixed":[],"affected":"= 15.0","ecosystem":"vendor"},{"name":"google android","fixed":[],"affected":"= 16.0","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["android","exploited","mobile","runtime"],"not_affected_if":["unknown"],"how_to_check":null,"fix":"Apply the Android security patch that addresses CVE-2025-48543; the sources do not name the patch level. Follow the vendor mitigations per CISA guidance.","status":"open","published_at":"2025-09-04T00:00:00+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:44:51+00:00","updated_at":"2026-10-23T22:29:05+00:00","category":"runtime","confidence":0.6,"triage":{"at":"2026-10-23T20:44:51Z","model":"claude-haiku-5-5","output":{"fix":"Apply the Android security patch that addresses CVE-2025-48543; the sources do not name the patch level. Follow the vendor mitigations per CISA guidance.","reach":"local","summary":"Android Runtime has a use-after-free bug that can allow a Chrome sandbox escape. An attacker who gets code running in the sandbox can escalate to local privilege on the device.","category":"runtime","who_cares":["android","mobile"],"confidence":0.6,"needs_auth":"unknown","worst_case":"Attacker escapes browser sandbox and gains local privilege escalation on the device.","analyst_note":"Find the Android security bulletin entry for CVE-2025-48543 for the patched build level and whether it is exploited in the wild per Google's bulletin.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["unknown"],"user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.00042,"input_tokens":2516,"output_tokens":336,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-01':109C '-2025':25A,28A '-48543':26A,29A '22':108C 'action':99C 'allow':55B,87C 'android':2A,17A,30A,33A,35A,37A,39A,40B,44B,77C 'appli':100C 'applic':106C 'attack':16A,61B 'bod':107C 'bug':52B 'chrome':13A,57B,89C 'cisa':97C 'cloud':112C 'code':64B 'contain':79C 'cve':24A,27A 'devic':76B 'discontinu':115C 'due':20A 'escal':70B,96C 'escap':12A,59B,91C 'exploit':41B 'follow':105C 'free':51B,84C 'get':63B 'googl':1A 'google':32A,34A,36A,38A 'guidanc':110C 'instruct':104C 'lead':92C 'local':72B,94C 'locat':5A 'mitig':101C,121C 'mobil':42B 'multipl':4A 'per':102C 'possibl':9A 'potenti':86C 'privileg':73B,95C 'product':119C 'requir':98C 'run':65B 'runtim':43B,45B,78C 'runtime':31A 'sandbox':14A,58B,68B,90C 'server':19A 'servic':113C 'system':18A 'unavail':123C 'use':23A,49B,82C,116C 'use-after-fre':48B,81C 'vendor':103C 'vulner':85C 'way':10A","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2025-09-04T00:00:00+00:00","kev":{"dateAdded":"2025-09-04","dueDate":"2025-09-25","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2025-48543","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-48543","severity":null,"published_at":"2025-09-04T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T10:39:04+00:00","note":null},{"source":"nvd","external_id":"CVE-2025-48543","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-48543","severity":null,"published_at":"2025-09-04T19:15:40+00:00","modified_at":"2026-06-17T09:29:49+00:00","first_seen_at":"2026-10-23T22:29:05+00:00","fetched_at":"2026-10-23T22:29:05+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}