{"id":"CVE-2026-107899","kind":"vulnerability","aliases":["CVE-2026-107899"],"related":[],"title":"Fuji Electric V-SFT: crafted V7 file can leak data or run code","description":"V-SFT provided by FUJI ELECTRIC CO., LTD. contains an out-of-bounds read vulnerability in VS6EditData!CDataRomErrorCheck::CheckSymbolMacroParam. Opening a crafted V7 file may lead to information exposure or arbitrary code execution on the affected product.","summary":"V-SFT, Fuji Electric's engineering software for its industrial control panels, has an out-of-bounds read in its handling of symbol macro parameters. Opening a crafted V7 file may expose information or allow arbitrary code execution on the machine running the software.","severity":"high","cvss":8.4,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["fuji-electric","industrial-control","infrastructure","v-sft","windows"],"not_affected_if":["no-v-sft-installed"],"how_to_check":"- unknown","fix":"- unknown","status":"open","published_at":"2026-10-26T07:17:08+00:00","first_seen_at":"2026-10-26T07:28:49+00:00","triaged_at":"2026-10-26T07:29:49+00:00","updated_at":"2026-10-26T07:29:49+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-10-26T07:29:49Z","model":"claude-haiku-5-5","output":{"fix":"- unknown","reach":"local","title":"Fuji Electric V-SFT: crafted V7 file can leak data or run code","impact":"high","summary":"V-SFT, Fuji Electric's engineering software for its industrial control panels, has an out-of-bounds read in its handling of symbol macro parameters. Opening a crafted V7 file may expose information or allow arbitrary code execution on the machine running the software.","category":"infrastructure","nicknames":[],"who_cares":["v-sft","fuji-electric","industrial-control","windows"],"confidence":0.5,"needs_auth":"no","worst_case":"Code runs on the engineering workstation; data may be exposed.","analyst_note":"Check the Fuji Electric advisory and the affected and fixed V-SFT versions, since the NVD entry alone gives neither.","how_to_check":"- unknown","needs_analyst":true,"not_affected_if":["no-v-sft-installed"],"who_is_affected":"Teams that run Fuji Electric V-SFT on engineering workstations and open V7 project files, especially files received from outside the organisation. The sources do not list affected version numbers. Teams without V-SFT installed can skip it.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000554,"input_tokens":3313,"output_tokens":445,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-107899':17A,20A '-2026':16A,19A 'affect':115C 'allow':68B 'arbitrari':69B,110C 'bound':50B,92C 'cdataromerrorcheck':97C 'checksymbolmacroparam':98C 'co':85C 'code':14A,70B,111C 'contain':87C 'control':26B,43B 'craft':6A,61B,101C 'cve':15A,18A 'data':11A 'electr':2A,23B,36B,84C 'engin':38B 'execut':71B,112C 'expos':65B 'exposur':108C 'file':8A,63B,103C 'fuji':1A,22B,35B,83C 'fuji-electr':21B 'handl':54B 'industri':25B,42B 'industrial-control':24B 'inform':66B,107C 'infrastructur':27B 'lead':105C 'leak':10A 'ltd':86C 'machin':74B 'macro':57B 'may':64B,104C 'open':59B,99C 'out-of-bound':47B,89C 'panel':44B 'paramet':58B 'product':116C 'provid':81C 'read':51B,93C 'run':13A,75B 'sft':5A,30B,34B,80C 'softwar':39B,77B 'symbol':56B 'v':4A,29B,33B,79C 'v-sft':3A,28B,32B,78C 'v7':7A,62B,102C 'vs6editdata':96C 'vulner':94C 'window':31B","nicknames":[],"mitigations":[],"who_affected":"Teams that run Fuji Electric V-SFT on engineering workstations and open V7 project files, especially files received from outside the organisation. The sources do not list affected version numbers. Teams without V-SFT installed can skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T07:17:08+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/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":"vultures@jpcert.or.jp","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-107899","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107899","severity":null,"published_at":"2026-10-26T07:17:08+00:00","modified_at":"2026-10-26T07:17:08+00:00","first_seen_at":"2026-10-26T07:28:49+00:00","fetched_at":"2026-10-26T07:28:49+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"}