CVE-2026-8173Information Disclosure via 'Copy learned MAC Addresses' Function
- 5.3MediumCVSS base score
- 0.34%Exploitation in 30 daysEPSS · top 72% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By CERTVDE
- 4 months later
· 4 months later
Published
- 3 days later
· 3 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CERTVDECNA (assigner) | 4.0 | Medium5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N |
| CERTVDECNA (assigner) | 3.1 | Medium5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVDNVD · Deferred | 4.0 | Medium5.3 | CVSS:4.0/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 |
- EPSS (exploitation in 30 days)
- 0.34% · top 72% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Affected products
Murrelektronik · Xelity 4TX M GE
- affected 2.1.0
Murrelektronik · Xelity 4TX M GE PN
- affected 2.1.0
Murrelektronik · Xelity 6TX M GE
- affected 2.1.0
Murrelektronik · Xelity 6TX M GE PN
- affected 2.1.0
Murrelektronik · Xelity 8TX M GE
- affected 2.1.0
Murrelektronik · Xelity 8TX M GE PN
- affected 2.1.0
Murrelektronik · Xelity-16TX-M-GE
- affected 2.1.0
Murrelektronik · Xelity-16TX-M-GE-PN
- affected 2.1.0
Murrelektronik · Xelity 10 TX IP67 M FE 4P
- affected 2.1.0
Murrelektronik · Xelity 10 TX IP67 M FE PN 4P
- affected 2.1.0
Murrelektronik · Xelity 8 +2 TX IP67 M GE 4P
- affected 2.1.0
Murrelektronik · Xelity 8 +2 TX IP67 M GE PN 4P
- affected 2.1.0
Murrelektronik · Xelity 10 TX IP67 M GE 4P
- affected 2.1.0
Murrelektronik · Xelity 10 TX IP67 M GE PN 4P
- affected 2.1.0
Murrelektronik · Xelity 6TX 4PW IP67 M GE PN 4P
- affected 2.1.0
Murrelektronik · Xelity 10 TX IP67 M FE 5P
- affected 2.1.0
Murrelektronik · Xelity 10 TX IP67 M FE PN 5P
- affected 2.1.0
Murrelektronik · Xelity 8 +2 TX IP67 M GE 5P
- affected 2.1.0
Murrelektronik · Xelity 8 +2 TX IP67 M GE PN 5P
- affected 2.1.0
Murrelektronik · Xelity 10 TX IP67 M GE 5P
- affected 2.1.0
Murrelektronik · Xelity 10 TX IP67 M GE PN 5P
- affected 2.1.0
Murrelektronik · Xelity 6TX 4PW IP67 M GE PN 5P
- affected 2.1.0
Murrelektronik · 6 TX M GE + 4 Power M12 IP67
- affected 2.1.0
References
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-64744 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-8173)Record last updated .