{"id":"CVE-2026-116633","kind":"vulnerability","aliases":["CVE-2026-116633"],"related":[],"title":"Lenovo Tablets: third-party app can write files with elevated privileges","description":"A potential vulnerability was reported in some Lenovo Tablets that could allow a third-party application to perform an arbitrary file write with elevated privileges.","summary":"Some Lenovo tablets have a flaw that lets a third-party application write arbitrary files with elevated privileges. An attacker who gets a malicious app onto the device could change protected system files.","severity":"high","cvss":7.1,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Lenovo Tablets","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["android","infrastructure","lenovo","local","tablets"],"not_affected_if":["unaffected-model"],"how_to_check":"On the tablet open Settings > About tablet and note the model number (e.g. TB373FU) and build/firmware version. Compare with the Lenovo product security advisory for this CVE (probably https://support.lenovo.com/us/en/product_security/ps500890, not readable by me; unconfirmed). A CVE-record mirror lists firmware up to 17.5.10.107 for TB373FU, 17.0.10.324 for TB305FU, 17.5.10.348 for TB336FU, but these ranges are unverified and do not say which build is fixed.","fix":null,"status":"open","published_at":"2026-11-11T17:17:16+00:00","first_seen_at":"2026-11-11T17:28:21+00:00","triaged_at":"2026-11-11T17:28:49+00:00","updated_at":"2026-11-11T17:31:06+00:00","category":"infrastructure","confidence":0.4,"triage":{"at":"2026-11-11T17:28:49Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Lenovo Tablets: third-party app can write files with elevated privileges","impact":"high","summary":"Some Lenovo tablets have a flaw that lets a third-party application write arbitrary files with elevated privileges. An attacker who gets a malicious app onto the device could change protected system files.","audience":"everyone","category":"infrastructure","nicknames":[],"who_cares":["lenovo","tablets","android"],"confidence":0.5,"fix_status":"unknown","needs_auth":"unknown","worst_case":"malicious app writes protected files with elevated privileges on the device","analyst_note":"Find the Lenovo advisory for CVE-2026-116633 to list affected tablet models, firmware fix versions and any user action.","how_to_check":"unknown","plain_action":"Check Lenovo's security advisories for your tablet model and install any firmware or system update Lenovo releases for it.","product_name":"Lenovo Tablets","needs_analyst":true,"not_affected_if":["unaffected-model"],"who_is_affected":"Only some Lenovo tablet models are described as affected; the sources do not list which models or firmware versions. The flaw requires a third-party application to run on the device, so devices that only run trusted apps carry less risk.","user_interaction":"unknown","product_ecosystem":"vendor","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000696,"input_tokens":4500,"output_tokens":491,"severity_before":"high"},"analyst_status":"done","analyst_note":"Find the Lenovo advisory for CVE-2026-116633 to list affected tablet models, firmware fix versions and any user action.","search":"'-116633':15A,18A '-2026':14A,17A 'allow':71C 'android':21B 'app':6A,51B 'applic':38B,76C 'arbitrari':40B,80C 'attack':46B 'chang':56B 'could':55B,70C 'cve':13A,16A 'devic':54B 'elev':11A,43B,84C 'file':9A,41B,59B,81C 'flaw':31B 'get':48B 'infrastructur':22B 'lenovo':1A,19A,23B,27B,67C 'let':33B 'local':24B 'malici':50B 'onto':52B 'parti':5A,37B,75C 'perform':78C 'potenti':61C 'privileg':12A,44B,85C 'protect':57B 'report':64C 'system':58B 'tablet':2A,25B,28B,68C 'tablets':20A 'third':4A,36B,74C 'third-parti':3A,35B,73C 'vulner':62C 'write':8A,39B,82C","nicknames":[],"mitigations":[],"who_affected":"Lenovo Android tablets from the CVE record's product list: Idea Tab Pro TB373FU, Tab One/K9 TB305FU/XU, Tab Plus TB351FU, Yoga Tab Plus TB520FU, Legion Tab 8.8 TB321FU, Tab with Clear/Folio Case TB311FU/XU, Idea Tab/Tab K11 Gen 2 TB336FU/ZU, Yoga Tab TB710FU. A malicious third-party app must already be installed on the tablet (local, user interaction needed). Tablets that only run vetted apps, or are not these models, carry less risk.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"everyone","plain_action":null,"pkeys":["lenovotablets","tablets"],"ptokens":["lenovo","tablets"],"labels":["android","high","infrastructure","lenovo","local","tablets","vendor"],"campaign_type":null,"search_a":"'-116633':15A,18A '-2026':14A,17A 'app':6A 'cve':13A,16A 'elev':11A 'file':9A 'lenovo':1A,19A 'parti':5A 'privileg':12A 'tablet':2A 'tablets':20A 'third':4A 'third-parti':3A 'write':8A","search_b":"'android':21B 'app':51B 'applic':38B 'arbitrari':40B 'attack':46B 'chang':56B 'could':55B 'devic':54B 'elev':43B 'file':41B,59B 'flaw':31B 'get':48B 'infrastructur':22B 'lenovo':23B,27B 'let':33B 'local':24B 'malici':50B 'onto':52B 'parti':37B 'privileg':44B 'protect':57B 'system':58B 'tablet':25B,28B 'third':36B 'third-parti':35B 'write':39B","search_c":"'allow':71C 'applic':76C 'arbitrari':80C 'could':70C 'elev':84C 'file':81C 'lenovo':67C 'parti':75C 'perform':78C 'potenti':61C 'privileg':85C 'report':64C 'tablet':68C 'third':74C 'third-parti':73C 'vulner':62C 'write':82C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-11T17:17:16+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"psirt@lenovo.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-116633","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116633","severity":null,"published_at":"2026-11-11T17:17:16+00:00","modified_at":"2026-11-11T17:17:16+00:00","first_seen_at":"2026-11-11T17:28:21+00:00","fetched_at":"2026-11-11T17:28:21+00:00","note":null},{"source":"analyst","external_id":"CVE-2026-116633:3573","url":"https://cve.imfht.com/detail/CVE-2026-116633","severity":null,"published_at":"2026-11-11T17:31:06+00:00","modified_at":"2026-11-11T17:31:06+00:00","first_seen_at":"2026-11-11T17:31:06+00:00","fetched_at":"2026-11-11T17:31:06+00:00","note":"Lenovo CNA record (via mirror cve.imfht.com) lists 13 tablet models, CVSS 3.1 7.1, CWE-926. Lenovo advisory page unreadable (web-cli empty, WebFetch 403), so fix versions and user action unconfirmed; nothing verified. X search not tried.","cites":["https://cve.imfht.com/detail/CVE-2026-116633"]}],"documents":[{"id":127440,"url":"https://cve.imfht.com/detail/CVE-2026-116633","title":"CVE-2026-116633 mirror of CVE List V5 (Lenovo CNA)","kind":"other","source":"analyst","publisher":null,"text":null,"published_at":null,"relation":"describes","confidence":null,"note":null}],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}