CVE-2026-8173
Information Disclosure via 'Copy learned MAC Addresses' Function
Description
The web GUI of affected Murrelektronik Xelity switches logs MAC addresses from the devices MAC address table when an authenticated administrator uses the 'Copy learned MAC Addresses' function. Due to improper generation of error messages, an unauthenticated attacker with network access to the web interface can retrieve the logged MAC addresses via browser developer tools.
INFO
Published Date :
Aug. 24, 2026, 7:16 a.m.
Last Modified :
Aug. 24, 2026, 7:16 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-8173
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 | MEDIUM | 270ccfa6-a436-4e77-922e-914ec3a9685c | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | 270ccfa6-a436-4e77-922e-914ec3a9685c | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Restrict administrative access to the logging function.
- Update firmware to patch error message generation.
- Review and sanitize all web interface error messages.
- Implement network access controls to the web interface.
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-2026-8173.
| URL | Resource |
|---|---|
| https://www.certvde.com/en/advisories/VDE-2026-061/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-8173 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-2026-8173
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-8173 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-8173 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.
-
New CVE Received by [email protected]
Aug. 24, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Murrelektronik', 'product': 'Xelity 4TX M GE', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 4TX M GE PN', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 6TX M GE', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 6TX M GE PN', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 8TX M GE', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 8TX M GE PN', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity-16TX-M-GE', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity-16TX-M-GE-PN', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 10 TX IP67 M FE 4P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 10 TX IP67 M FE PN 4P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 8 +2 TX IP67 M GE 4P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 8 +2 TX IP67 M GE PN 4P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 10 TX IP67 M GE 4P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 10 TX IP67 M GE PN 4P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 6TX 4PW IP67 M GE PN 4P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 10 TX IP67 M FE 5P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 10 TX IP67 M FE PN 5P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 8 +2 TX IP67 M GE 5P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 8 +2 TX IP67 M GE PN 5P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 10 TX IP67 M GE 5P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 10 TX IP67 M GE PN 5P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': 'Xelity 6TX 4PW IP67 M GE PN 5P', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Murrelektronik', 'product': '6 TX M GE + 4 Power M12 IP67', 'versions': [{'status': 'affected', 'version': '2.1.0'}], 'defaultStatus': 'unaffected'}] Added Description The web GUI of affected Murrelektronik Xelity switches logs MAC addresses from the devices MAC address table when an authenticated administrator uses the 'Copy learned MAC Addresses' function. Due to improper generation of error messages, an unauthenticated attacker with network access to the web interface can retrieve the logged MAC addresses via browser developer tools. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/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 Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Added CWE CWE-209 Added Reference https://www.certvde.com/en/advisories/VDE-2026-061/