{"id":"CVE-2019-11510","kind":"vulnerability","aliases":["CVE-2019-11510"],"related":[],"title":"Ivanti Pulse Connect Secure: Ivanti Pulse Connect Secure Arbitrary File Read Vulnerability","description":"Ivanti Pulse Connect Secure contains an arbitrary file read vulnerability that allows an unauthenticated remote attacker with network access via HTTPS to send a specially crafted URI.\n\nCISA required action: Apply updates per vendor instructions.","summary":"Ivanti Pulse Connect Secure VPN appliances contain an arbitrary file read flaw reachable over HTTPS. An unauthenticated remote attacker can send a crafted URI to read files from the appliance, which is actively exploited and has been used in ransomware campaigns.","severity":"critical","cvss":10.0,"epss":0.99999,"exploited":true,"exploited_at":"2021-11-03T00:00:00+00:00","products":[{"name":"Ivanti Pulse Connect Secure","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","ivanti","pulse-connect-secure","ransomware","self-hosted","vendor","vpn"],"not_affected_if":["fully-patched","not-pulse-connect-secure"],"how_to_check":null,"fix":"Apply the vendor updates per Ivanti instructions (CISA required action: apply updates per vendor instructions). Specific fixed versions: unknown","status":"open","published_at":"2019-05-08T17:29:00+00:00","first_seen_at":"2026-10-23T19:11:53+00:00","triaged_at":"2026-10-23T21:41:47+00:00","updated_at":"2026-10-23T21:57:34+00:00","category":"vendor","confidence":0.8,"triage":{"at":"2026-10-23T21:41:47Z","model":"claude-haiku-5-5","output":{"fix":"Apply the vendor updates per Ivanti instructions (CISA required action: apply updates per vendor instructions). Specific fixed versions: unknown","reach":"internet","impact":"high","summary":"Ivanti Pulse Connect Secure VPN appliances contain an arbitrary file read flaw reachable over HTTPS. An unauthenticated remote attacker can send a crafted URI to read files from the appliance, which is actively exploited and has been used in ransomware campaigns.","category":"vendor","who_cares":["ivanti","pulse-connect-secure","vpn","self-hosted"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker reads arbitrary files from the VPN appliance, including credentials","analyst_note":"Find the fixed Ivanti Pulse Connect Secure versions and an indicator-of-compromise check via the Ivanti advisory and the CISA KEV entry; sources do not give either.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["not-pulse-connect-secure","fully-patched"],"user_interaction":"no","needs_special_setup":"no","severity_if_unknown":"critical"},"cost_usd":0.000494,"input_tokens":2870,"output_tokens":413,"severity_before":"unknown"},"analyst_status":"queued","analyst_note":"Find the fixed Ivanti Pulse Connect Secure versions and an indicator-of-compromise check via the Ivanti advisory and the CISA KEV entry; sources do not give either.","search":"'-11510':15A,18A '-2019':14A,17A 'access':94C 'action':105C 'activ':67B 'allow':87C 'appli':106C 'applianc':40B,64B 'arbitrari':9A,43B,82C 'attack':53B,91C 'campaign':75B 'cisa':103C 'connect':3A,7A,21A,27B,37B,78C 'contain':41B,80C 'craft':57B,101C 'cve':13A,16A 'exploit':23B,68B 'file':10A,44B,61B,83C 'flaw':46B 'host':32B 'https':49B,96C 'instruct':110C 'ivanti':1A,5A,19A,24B,35B,76C 'network':93C 'per':108C 'puls':2A,6A,26B,36B,77C 'pulse':20A 'pulse-connect-secur':25B 'ransomwar':29B,74B 'reachabl':47B 'read':11A,45B,60B,84C 'remot':52B,90C 'requir':104C 'secur':4A,8A,28B,38B,79C 'secure':22A 'self':31B 'self-host':30B 'send':55B,98C 'special':100C 'unauthent':51B,89C 'updat':107C 'uri':58B,102C 'use':72B 'vendor':33B,109C 'via':95C 'vpn':34B,39B 'vulner':12A,85C","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2019-05-08T17:29:00+00:00","kev":{"dateAdded":"2021-11-03","dueDate":"2022-05-03","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Known"},"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2019-11510","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2019-11510","severity":null,"published_at":"2021-11-03T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:53+00:00","fetched_at":"2026-10-25T12:39:25+00:00","note":null},{"source":"epss","external_id":"CVE-2019-11510","url":"https://api.first.org/data/v1/epss?cve=CVE-2019-11510","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:44+00:00","fetched_at":"2026-10-23T19:13:44+00:00","note":null},{"source":"nvd","external_id":"CVE-2019-11510","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-11510","severity":null,"published_at":"2019-05-08T17:29:00+00:00","modified_at":"2026-06-17T02:13:04+00:00","first_seen_at":"2026-10-23T21:57:34+00:00","fetched_at":"2026-10-23T21:57:34+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"}