CVE-2025-1680

Published Oct 23, 2025 CVSS 4.0 · 0 Low EPSS < 1% KEV · Not listed
Description
An acceptance of extraneous untrusted data with trusted data vulnerability has been identified in Moxa’s Ethernet switches, which allows attackers with administrative privileges to manipulate HTTP Host headers by injecting a specially crafted Host header into HTTP requests sent to an affected device’s web service. This vulnerability is classified as Host Header Injection, where invalid Host headers can manipulate to redirect users, forge links, or phishing attacks. There is no impact to the confidentiality, integrity, and availability of the affected device; no loss of confidentiality, integrity, and availability within any subsequent systems.

Remediation

Vendor Solution

Moxa has developed appropriate solutions to address these vulnerabilities. Please refer to  https://www.moxa.com/en/support/product-support/security-advisory/mpsa-257421-cve-2025-1679,-cve-202... https://www.moxa.com/en/support/product-support/security-advisory/mpsa-257421-cve-2025-1679,-cve-2025-1680-stored-cross-site-scripting-(xss)-and-host-header-injection-vulnerabilities-in

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Moxa
Moxa tn-4500a
Moxa tn-5500a
Moxa tn-g4500
Moxa tn-g6500
Vendors & Products Moxa
Moxa tn-4500a
Moxa tn-5500a
Moxa tn-g4500
Moxa tn-g6500
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description An acceptance of extraneous untrusted data with trusted data vulnerability has been identified in Moxa’s Ethernet switches, which allows attackers with administrative privileges to manipulate HTTP Host headers by injecting a specially crafted Host header into HTTP requests sent to an affected device’s web service. This vulnerability is classified as Host Header Injection, where invalid Host headers can manipulate to redirect users, forge links, or phishing attacks. There is no impact to the confidentiality, integrity, and availability of the affected device; no loss of confidentiality, integrity, and availability within any subsequent systems.
Weaknesses CWE-349
References
Metrics cvssV4_0

{'score': 0, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Moxa
Published
Updated
Oct 23, 2025, 2:35 PM
Reserved
Feb 25, 2025, 8:08 AM
Status
Deferred
Published
Oct 23, 2025, 2:15 PM
Modified
Oct 18, 2026, 9:10 PM