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Fencer Vulns
critical 9.8

CVE-2018-15723 json

The Logitech Harmony Hub before version 4.15.206 is vulnerable to application level command injection via crafted HTTP request.

published 2018-12-20 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-7593

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.7%
EPSS 3.7% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

The Logitech Harmony Hub before version 4.15.206 is vulnerable to application level command injection via crafted HTTP request. An unauthenticated remote attacker can leverage this vulnerability to execute application defined commands (e.g. harmony.system?systeminfo).

Patch / fix

  • logitech harmony_hub_firmware 4.15.206

Exploit prediction

3.70% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • tenable.com https://www.tenable.com/security/research/tra-2018-47 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Logitech Logitech Harmony Hub

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.