CVE-2026-49009
Northern.tech Mender Server Directory Traversal Vulnerability
Description
Northern.tech Mender Server v4.1.0, v4.0.1 and below, and fixed in v4.1.1 and v4.0.2 allows Directory Traversal.
INFO
Published Date :
May 27, 2026, 8:16 p.m.
Last Modified :
June 1, 2026, 6:09 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-49009
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | LOW | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update Mender Server to v4.1.1 or v4.0.2.
- Apply vendor-supplied patches immediately.
- Verify the update was successful.
Public PoC/Exploit Available at Github
CVE-2026-49009 has a 3 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-49009.
| URL | Resource |
|---|---|
| https://mender.io/blog/cve-2026-49009-cve-2026-33552-input-sanitization-and-access-control-issues-in-mender-server | |
| https://northern.tech |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-49009 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-49009
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Mender Server - Authenticated Path Traversal to RCE
cve cve-search cves mender nuclei-templates pathtraversal rce remote-code-execution to cve-2026-49009
POC for CVE-2026-49009, an authenticated path traversal to RCE issue in Mender Server.
Python
📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.
security cve exploit poc vulnerability
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-49009 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-49009 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
May. 28, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N Added CWE CWE-22 -
New CVE Received by [email protected]
May. 27, 2026
Action Type Old Value New Value Added Description Northern.tech Mender Server v4.1.0, v4.0.1 and below, and fixed in v4.1.1 and v4.0.2 allows Directory Traversal. Added Reference https://mender.io/blog/cve-2026-49009-cve-2026-33552-input-sanitization-and-access-control-issues-in-mender-server Added Reference https://northern.tech