SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-13942

A command injection vulnerability in the UPnP function of the Zyxel EX3510-B0 firmware versions through 5.17(ABUP.15.1)C0 could allow a remote attacker to execute operating system (OS) commands on an affected device by sending specially crafted UPnP…

CRITICAL 9.8EPSS 1.06%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.06%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A command injection vulnerability in the UPnP function of the Zyxel EX3510-B0 firmware versions through 5.17(ABUP.15.1)C0 could allow a remote attacker to execute operating system (OS) commands on an affected device by sending specially crafted UPnP SOAP requests.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.06% probability · 63th percentile
CISA KEV
Not listed
Weakness
CWE-78
Affected
zyxel/wx5610-b0 firmware · zyxel/lte3301-plus firmware · zyxel/nebula lte3301-plus firmware · zyxel/nr7101 firmware · zyxel/nebula nr7101 firmware · zyxel/dx4510-b0 firmware · zyxel/dx4510-b1 firmware · zyxel/ee6510-10 firmware · zyxel/emg6726-b10a firmware · zyxel/ex2210-t0 firmware · zyxel/ex3510-b0 firmware · zyxel/ex3510-b1 firmware · zyxel/ex5510-b0 firmware · zyxel/ex5512-t0 firmware · zyxel/ex7710-b0 firmware · zyxel/vmg4927-b50a firmware · zyxel/px3321-t1 firmware · zyxel/px5301-t0 firmware
Source
security@zyxel.com.tw

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.