The N-central Software Probe < 2025.4 is vulnerable to Remote Code Execution via deserialization

N-able N-central contains a static code injection vulnerability that could allow for pre-authentication remote code execution.

An issue discovered in N-able N-central before 2023.6 and earlier allows attackers to gain escalated privileges via API calls.

The N-central server is vulnerable to an authentication bypass of the user interface. This vulnerability is present in all deployments of N-central prior to 2024.2.

This vulnerability was discovered through internal N-central source code review and N-able has not observed any exploitation in the wild.

Improper Input Validation vulnerability in N-able N-central allows OS Command Injection.This issue affects N-central: before 2025.3.1.

Deserialization of Untrusted Data vulnerability in N-able N-central allows Local Execution of Code.This issue affects N-central: before 2025.3.1.

N-central < 2025.4 is vulnerable to authentication bypass via path traversal

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.

Server-Side request forgery (SSRF) vulnerability in N-able N-central allows Server Side Request Forgery.

This issue affects N-central: before 26.4.1.

The N-central server is vulnerable to session rebinding of already authenticated users when using Entra SSO, which can lead to authentication bypass. This vulnerability is present in all Entra-supported deployments of N-central prior to 2024.3.

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in N-able N-central allows Resource Injection.

This issue affects N-central: before 26.4.1.

Incorrect privilege assignment vulnerability in N-able N-central allows Privilege Escalation.

This issue affects N-central: before 26.4.1.

Relative path traversal vulnerability in N-able N-central allows Path Traversal.

This issue affects N-central: before 26.4.1.

N-central versions < 2025.4 are vulnerable to multiple XML External Entities injection leading to information disclosure

Missing authentication for critical function vulnerability in N-able N-central allows Privilege Escalation.

This issue affects N-central: before 2026.4.1.

On N-central, it is possible for any authenticated user to read, write and modify syslog configuration across customers on an N-central server. This vulnerability is present in all deployments of N-central prior to 2025.2.

Improper neutralization of HTTP headers for scripting syntax vulnerability in N-able N-central allows Cross-Site Scripting (XSS).

This issue affects N-central: before 26.4.1.

Authentication bypass using an alternate path or channel vulnerability in N-able N-central allows Authentication Bypass.

This issue affects N-central: through 2026.1.

An incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-central Versions through 2026.3.1

An Incorrect File Handling Permission bug exists on the N-central Windows Agent and Probe that, in the right circumstances, can allow a local low-level user to run commands with elevated permissions.

An authentication bypass in N-central < 2026.3 HF 3 leads to authentication bypass in internal only APIs

The N-able PassPortal extension before 3.29.2 for Chrome inserts sensitive information into a log file.

Download of code without integrity check vulnerability in N-able N-central allows Remote Code Inclusion.

This issue affects N-central: through 24.6.1.

The affected AutomationManager.AgentService.exe application contains a TOCTOU race condition vulnerability that allows standard users to create a pseudo-symlink at C:\ProgramData\N-Able Technologies\AutomationManager\Temp, which could be leveraged by an attacker to manipulate the process into performing arbitrary file deletions. We recommend upgrading to version 2.91.0.0

BASupSrvcUpdater.exe in N-able Take Control Agent through 7.0.41.1141 before 7.0.43 has a TOCTOU Race Condition via a pseudo-symlink at %PROGRAMDATA%\GetSupportServiceN-Central\PushUpdates, leading to arbitrary file deletion.

An issue found in N-able Technologies N-central Server before 2023.4 allows a local attacker to execute arbitrary code via the monitoring function of the server.

N-central < 2025.4 can generate sessionIDs for unauthenticated users

This issue affects N-central: before 2025.4.

vault token disclosure via unvalidated postMessage vulnerability in N-able PassPortal allows Authentication Abuse.

This issue affects the PassPortal browser extension: before 3.49.6.

A vulnerability in the N-central internal API access control filter allows unauthorised access to internal APIs. This is fixed in N-central 2026.3 HF3 and 2026.4

N-central is vulnerable to a path traversal that allows unintended access to the Apache Tomcat WEB-INF directory. Customer data is not exposed.

This vulnerability is present in all deployments of N-central prior to N-central 2024.6.