CVE-2021-39278

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-09-07 · updated 2026-06-17
Weakness: CWE-79

Description

Certain MOXA devices allow reflected XSS via the Config Import menu. This affects WAC-2004 1.7, WAC-1001 2.1, WAC-1001-T 2.1, OnCell G3470A-LTE-EU 1.7, OnCell G3470A-LTE-EU-T 1.7, TAP-323-EU-CT-T 1.3, TAP-323-US-CT-T 1.3, TAP-323-JP-CT-T 1.3, WDR-3124A-EU 2.3, WDR-3124A-EU-T 2.3, WDR-3124A-US 2.3, and WDR-3124A-US-T 2.3.

Affected products

Moxa Oncell G3470A-Lte-Eu-T Firmware: 1.7
Moxa Oncell G3470A-Lte-Eu Firmware: 1.7
Moxa Tap-323-Eu-Ct-T Firmware: 1.3
Moxa Tap-323-Jp-Ct-T Firmware: 1.3
Moxa Tap-323-Us-Ct-T Firmware: 1.3
Moxa Wac-1001-T Firmware: 2.1
Moxa Wac-1001 Firmware: 2.1
Moxa Wac-2004 Firmware: 1.7
Moxa Wdr-3124A-Eu-T Firmware: 2.3
Moxa Wdr-3124A-Eu Firmware: 2.3
Moxa Wdr-3124A-Us-T Firmware: 2.3
Moxa Wdr-3124A-Us Firmware: 2.3

References

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