{"id":"CVE-2020-10189","kind":"vulnerability","aliases":["CVE-2020-10189"],"related":[],"title":"Zoho ManageEngine: Zoho ManageEngine Desktop Central File Upload Vulnerability","description":"Zoho ManageEngine Desktop Central before 10.0.474 allows remote code execution because of deserialization of untrusted data in getChartImage in the FileStorage class. This is related to the CewolfServlet and MDMLogUploaderServlet servlets.","summary":"Zoho ManageEngine Desktop Central before 10.0.474 deserializes untrusted data in its getChartImage handling, so an unauthenticated remote attacker can execute code on the server. The flaw is in the CewolfServlet and MDMLogUploaderServlet paths and is listed as exploited in the wild.","severity":"critical","cvss":10.0,"epss":0.99941,"exploited":true,"exploited_at":"2021-11-03T00:00:00+00:00","products":[{"name":"Zoho ManageEngine","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["desktop-central","exploited","self-hosted","vendor","windows","zoho-manageengine"],"not_affected_if":["managed-hosting","version-10.0.474-or-later"],"how_to_check":"Check the installed Desktop Central build version against 10.0.474 in the product's about page or install directory.","fix":"Upgrade Zoho ManageEngine Desktop Central to 10.0.474 or later.","status":"open","published_at":"2020-03-06T17:15:12+00:00","first_seen_at":"2026-10-23T19:11:53+00:00","triaged_at":"2026-10-23T20:29:29+00:00","updated_at":"2026-10-23T20:29:29+00:00","category":"vendor","confidence":0.8,"triage":{"at":"2026-10-23T20:29:29Z","model":"claude-haiku-5-5","output":{"fix":"Upgrade Zoho ManageEngine Desktop Central to 10.0.474 or later.\nunknown","summary":"Zoho ManageEngine Desktop Central before 10.0.474 deserializes untrusted data in its getChartImage handling, so an unauthenticated remote attacker can execute code on the server. The flaw is in the CewolfServlet and MDMLogUploaderServlet paths and is listed as exploited in the wild.","category":"vendor","who_cares":["zoho-manageengine","desktop-central","self-hosted","windows"],"confidence":0.8,"analyst_note":"Sources do not confirm exact check commands or any post-patch compromise indicators; verify vendor advisory and CISA KEV due date at the KEV URL.","how_to_check":"Check the installed Desktop Central build version against 10.0.474 in the product's about page or install directory.\nunknown","needs_analyst":true,"not_affected_if":["managed-hosting","version-10.0.474-or-later"],"severity_if_unknown":"critical"},"cost_usd":0.000393,"input_tokens":2121,"output_tokens":361,"severity_before":"critical"},"analyst_status":null,"analyst_note":null,"search":"'-10189':12A,15A '-2020':11A,14A '10.0.474':35B,76C 'allow':77C 'attack':47B 'central':6A,20B,33B,74C 'cewolfservlet':59B,98C 'class':92C 'code':50B,79C 'cve':10A,13A 'data':38B,86C 'deseri':36B,83C 'desktop':5A,19B,32B,73C 'desktop-centr':18B 'execut':49B,80C 'exploit':21B,67B 'file':7A 'filestorag':91C 'flaw':55B 'getchartimag':41B,88C 'handl':42B 'host':24B 'list':65B 'manageengin':2A,4A,29B,31B,72C 'manageengine':17A 'mdmloguploaderservlet':61B,100C 'path':62B 'relat':95C 'remot':46B,78C 'self':23B 'self-host':22B 'server':53B 'servlet':101C 'unauthent':45B 'untrust':37B,85C 'upload':8A 'vendor':25B 'vulner':9A 'wild':70B 'window':26B 'zoho':1A,3A,16A,28B,30B,71C 'zoho-manageengin':27B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2020-03-06T17:15:12+00:00","kev":{"dateAdded":"2021-11-03","dueDate":"2022-05-03","requiredAction":"Apply updates per vendor instructions.","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-2020-10189","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2020-10189","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":"2026-10-25T10:39:08+00:00","note":null},{"source":"epss","external_id":"CVE-2020-10189","url":"https://api.first.org/data/v1/epss?cve=CVE-2020-10189","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:43+00:00","fetched_at":"2026-10-23T19:13:43+00:00","note":null},{"source":"nvd","external_id":"CVE-2020-10189","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-10189","severity":null,"published_at":"2020-03-06T17:15:12+00:00","modified_at":"2026-06-17T02:47:27+00:00","first_seen_at":"2026-10-23T19:35:23+00:00","fetched_at":"2026-10-23T19:35:23+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"}