{"id":"CVE-2025-0994","kind":"vulnerability","aliases":["CVE-2025-0994"],"related":[],"title":"Trimble Cityworks versions prior to 15.8.9 and Cityworks with office companion versions prior to 23.10 are…","description":"Trimble Cityworks contains a deserialization vulnerability. This could allow an authenticated user to perform a remote code execution attack against a customer's Microsoft Internet Information Services (IIS) web server.\n\nCISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","summary":"Trimble Cityworks, a GIS-based asset management product for local governments, has a deserialization flaw that lets an authenticated user run code on the server. The attacker gets remote code execution on the customer's Microsoft IIS web server.","severity":"high","cvss":8.8,"epss":null,"exploited":true,"exploited_at":"2025-02-07T00:00:00+00:00","products":[{"name":"trimble cityworks","fixed":["15.8.9"],"affected":"< 15.8.9","ecosystem":"vendor"},{"name":"trimble cityworks","fixed":["23.10"],"affected":">= 23.0, < 23.10","ecosystem":"vendor"},{"name":"Trimble Cityworks","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["cityworks","exploited","iis","trimble","vendor","windows"],"not_affected_if":["auth-required","not-running-cityworks"],"how_to_check":null,"fix":"Apply the mitigations from the Trimble vendor advisory, or stop using Cityworks if no mitigation is available (per CISA required action). Fixed version: unknown.","status":"open","published_at":"2025-02-06T16:15:41+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:52:30+00:00","updated_at":"2026-10-24T00:09:50+00:00","category":"vendor","confidence":0.7,"triage":{"at":"2026-10-23T20:52:30Z","model":"claude-haiku-5-5","output":{"fix":"Apply the mitigations from the Trimble vendor advisory, or stop using Cityworks if no mitigation is available (per CISA required action). Fixed version: unknown.","reach":"network","impact":"high","summary":"Trimble Cityworks, a GIS-based asset management product for local governments, has a deserialization flaw that lets an authenticated user run code on the server. The attacker gets remote code execution on the customer's Microsoft IIS web server.","category":"vendor","who_cares":["cityworks","trimble","iis","windows"],"confidence":0.7,"needs_auth":"yes","worst_case":"Authenticated user runs arbitrary code on the IIS web server","analyst_note":"Find Trimble's advisory and the fixed Cityworks version and mitigation steps; the CISA KEV entry lists it as exploited in the wild.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["not-running-cityworks","auth-required"],"user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.00045,"input_tokens":2637,"output_tokens":372,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-0994':18A,21A '-2025':17A,20A '15.8.9':6A '23.10':15A 'action':106C 'allow':82C 'appli':107C 'asset':40B 'attack':61B,92C 'authent':53B,84C 'base':39B 'cisa':104C 'citywork':2A,8A,28B,35B,75C 'cityworks':23A,25A,27A 'code':56B,64B,90C 'companion':11A 'contain':76C 'could':81C 'custom':68B,95C 'cve':16A,19A 'deseri':48B,78C 'discontinu':113C 'execut':65B,91C 'exploit':29B 'flaw':49B 'get':62B 'gis':38B 'gis-bas':37B 'govern':45B 'ii':30B,71B,101C 'inform':99C 'instruct':111C 'internet':98C 'let':51B 'local':44B 'manag':41B 'microsoft':70B,97C 'mitig':108C,119C 'offic':10A 'per':109C 'perform':87C 'prior':4A,13A 'product':42B,117C 'remot':63B,89C 'requir':105C 'run':55B 'server':59B,73B,103C 'servic':100C 'trimbl':1A,31B,34B,74C 'trimble':22A,24A,26A 'unavail':121C 'use':114C 'user':54B,85C 'vendor':32B,110C 'version':3A,12A 'vulner':79C 'web':72B,102C 'window':33B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2025-02-06T16:15:41+00:00","kev":{"dateAdded":"2025-02-07","dueDate":"2025-02-28","requiredAction":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/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":"ics-cert@hq.dhs.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2025-0994","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-0994","severity":null,"published_at":"2025-02-07T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T17:39:56+00:00","note":null},{"source":"nvd","external_id":"CVE-2025-0994","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-0994","severity":null,"published_at":"2025-02-06T16:15:41+00:00","modified_at":"2026-06-17T08:27:29+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"}