{"id":"CVE-2025-8876","kind":"vulnerability","aliases":["CVE-2025-8876"],"related":[],"title":"Improper Input Validation vulnerability in N-able N-central allows OS Command Injection.This issue affects…","description":"N-able N-Central contains a command injection vulnerability via improper sanitization of user input.\n\nCISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","summary":"N-able N-Central, a remote monitoring and management platform for managed service providers, has a command injection flaw caused by improper sanitization of user input. Successful exploitation lets an attacker run operating system commands on the N-Central server, and CISA lists it as actively exploited.","severity":"critical","cvss":9.4,"epss":null,"exploited":true,"exploited_at":"2025-08-13T00:00:00+00:00","products":[{"name":"n-able n-central","fixed":["2025.3.1"],"affected":"< 2025.3.1","ecosystem":"vendor"},{"name":"N-able N-Central","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","msp","n-able","n-central","self-hosted","vendor"],"not_affected_if":["unknown"],"how_to_check":null,"fix":"Apply the mitigations in the N-able vendor advisory, as CISA directs; discontinue use of the product if mitigations are unavailable. Exact patched version: unknown.","status":"open","published_at":"2025-08-13T00:00:00+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:46:32+00:00","updated_at":"2026-10-24T00:09:50+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-23T20:46:32Z","model":"claude-haiku-5-5","output":{"fix":"Apply the mitigations in the N-able vendor advisory, as CISA directs; discontinue use of the product if mitigations are unavailable. Exact patched version: unknown.","reach":"unknown","summary":"N-able N-Central, a remote monitoring and management platform for managed service providers, has a command injection flaw caused by improper sanitization of user input. Successful exploitation lets an attacker run operating system commands on the N-Central server, and CISA lists it as actively exploited.","category":"vendor","who_cares":["n-able","n-central","msp","self-hosted"],"confidence":0.6,"needs_auth":"unknown","worst_case":"Attacker runs arbitrary operating system commands on the N-Central server.","analyst_note":"Find the N-able advisory for CVE-2025-8876 to get affected and fixed versions, the attack vector, and the vendor mitigation steps; the KEV entry lacks these.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["unknown"],"user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000445,"input_tokens":2500,"output_tokens":391,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-01':127C '-2025':19A,22A '-8876':20A,23A '22':126C 'abl':8A,40B,50B,100C 'able':26A,32A 'action':117C 'activ':96B 'affect':17A 'allow':12A 'appli':118C 'applic':124C 'attack':80B 'bod':125C 'caus':69B 'central':11A,29A,35A,43B,53B,89B,103C 'cisa':92B,115C 'cloud':130C 'command':14A,66B,84B,106C 'contain':104C 'cve':18A,21A 'discontinu':133C 'exploit':36B,77B,97B 'flaw':68B 'follow':123C 'guidanc':128C 'host':46B 'improp':1A,71B,110C 'inject':67B,107C 'injection.this':15A 'input':2A,75B,114C 'instruct':122C 'issu':16A 'let':78B 'list':93B 'manag':58B,61B 'mitig':119C,139C 'monitor':56B 'msp':37B 'n':7A,10A,25A,28A,31A,34A,39B,42B,49B,52B,88B,99C,102C 'n-abl':6A,38B,48B,98C 'n-able':24A,30A 'n-central':9A,27A,33A,41B,51B,87B,101C 'oper':82B 'os':13A 'per':120C 'platform':59B 'product':137C 'provid':63B 'remot':55B 'requir':116C 'run':81B 'sanit':72B,111C 'self':45B 'self-host':44B 'server':90B 'servic':62B,131C 'success':76B 'system':83B 'unavail':141C 'use':134C 'user':74B,113C 'valid':3A 'vendor':47B,121C 'via':109C 'vulner':4A,108C","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2025-08-13T00:00:00+00:00","kev":{"dateAdded":"2025-08-13","dueDate":"2025-08-20","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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":"a5532a13-c4dd-4202-bef1-e0b8f2f8d12b","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2025-8876","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-8876","severity":null,"published_at":"2025-08-13T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T15:39:40+00:00","note":null},{"source":"nvd","external_id":"CVE-2025-8876","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-8876","severity":null,"published_at":"2025-08-14T15:15:43+00:00","modified_at":"2026-06-17T10:07:50+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"}