{"id":"CVE-2016-4171","kind":"vulnerability","aliases":["CVE-2016-4171"],"related":[],"title":"Adobe Flash Player: Adobe Flash Player Remote Code Execution Vulnerability","description":"Unspecified vulnerability in Adobe Flash Player allows for remote code execution.\n\nCISA required action: The impacted product is end-of-life and should be disconnected if still in use.","summary":"Adobe Flash Player has an unspecified flaw that allows remote code execution. CISA lists it as actively exploited in the wild.","severity":"critical","cvss":10.0,"epss":0.20055,"exploited":true,"exploited_at":"2022-03-25T00:00:00+00:00","products":[{"name":"Adobe Flash Player","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["adobe-flash-player","browsers","exploited","macos","other","windows"],"not_affected_if":["flash-not-installed"],"how_to_check":"Run 'Flash Player' version checks on endpoints or search installed software for Adobe Flash Player; unknown whether the sources give a specific file path.","fix":"Remove Adobe Flash Player; CISA says the product is end-of-life and should be disconnected if still in use.","status":"open","published_at":"2016-06-16T14:59:51+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:21:45+00:00","updated_at":"2026-10-23T21:57:35+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-10-23T21:21:45Z","model":"claude-haiku-5-5","output":{"fix":"Remove Adobe Flash Player; CISA says the product is end-of-life and should be disconnected if still in use.","reach":"internet","impact":"high","summary":"Adobe Flash Player has an unspecified flaw that allows remote code execution. CISA lists it as actively exploited in the wild.","category":"other","who_cares":["adobe-flash-player","windows","macos","browsers"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker runs arbitrary code on the victim machine remotely.","analyst_note":"Confirm affected versions and whether any patch exists, since the sources say only that the product is end-of-life; see the CISA KEV entry.","how_to_check":"Run 'Flash Player' version checks on endpoints or search installed software for Adobe Flash Player; unknown whether the sources give a specific file path.","needs_analyst":true,"not_affected_if":["flash-not-installed"],"user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000462,"input_tokens":2820,"output_tokens":360,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2016':12A,15A '-4171':13A,16A 'action':63C 'activ':45B 'adob':1A,4A,21B,29B,53C 'adobe':17A 'adobe-flash-play':20B 'allow':37B,56C 'browser':24B 'cisa':41B,61C 'code':8A,39B,59C 'cve':11A,14A 'disconnect':75C 'end':69C 'end-of-lif':68C 'execut':9A,40B,60C 'exploit':25B,46B 'flash':2A,5A,18A,22B,30B,54C 'flaw':35B 'impact':65C 'life':71C 'list':42B 'maco':26B 'player':3A,6A,19A,23B,31B,55C 'product':66C 'remot':7A,38B,58C 'requir':62C 'still':77C 'unspecifi':34B,50C 'use':79C 'vulner':10A,51C 'wild':49B 'window':28B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2016-06-16T14:59:51+00:00","kev":{"dateAdded":"2022-03-25","dueDate":"2022-04-15","requiredAction":"The impacted product is end-of-life and should be disconnected if still in use.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2016-4171","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2016-4171","severity":null,"published_at":"2022-03-25T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T16:39:48+00:00","note":null},{"source":"epss","external_id":"CVE-2016-4171","url":"https://api.first.org/data/v1/epss?cve=CVE-2016-4171","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:45+00:00","fetched_at":"2026-10-23T19:13:45+00:00","note":null},{"source":"nvd","external_id":"CVE-2016-4171","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-4171","severity":null,"published_at":"2016-06-16T14:59:51+00:00","modified_at":"2026-06-17T00:47:02+00:00","first_seen_at":"2026-10-23T21:57:35+00:00","fetched_at":"2026-10-23T21:57:35+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"}