---
id: "CVE-2026-125883"
page: "https://infrastack.ai/live/CVE-2026-125883"
kind: "vulnerability"
aliases: ["CVE-2026-125883"]
title: "N-able N-central: XML entity flaw allows XML schema poisoning attacks"
severity: "critical"
cvss: 9.3
epss: null
exploited: false
status: "open"
category: "vendor"
products: [{"name": "N-central", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["msp", "n-central", "rmm", "vendor"]
not_affected_if: ["version-26.4.1-or-later"]
published_at: "2026-11-10T22:18:31+00:00"
first_seen_at: "2026-11-10T22:27:29+00:00"
updated_at: "2026-11-10T22:28:46+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-125883", "first_seen_at": "2026-11-10T22:27:29+00:00"}]
exploit_sources: []
---

# N-able N-central: XML entity flaw allows XML schema poisoning attacks

Link for people: https://infrastack.ai/live/CVE-2026-125883 (this .md is for agents)

N-able N-central has an XML external entity flaw that lets crafted XML reference outside resources during processing. The sources do not say what an attacker can read or run from there.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:N-central affected range not listed fixed no fixed version listed

## How to check

- Check the installed N-central version in the product's admin console or about page; the sources do not name a UI path.

## Fix

- N-central: upgrade to `26.4.1` or later (the sources say versions before `26.4.1` are affected)

## Timeline

- 2026-11-10T22:27:29+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-125883

## From the sources

Improper restriction of XML external entity reference vulnerability in N-able N-central allows XML Schema Poisoning.

This issue affects N-central: before 26.4.1.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_