Description
A post-authentication command injection vulnerability in the EasyMesh-related APIs of Zyxel DX3300-T0 firmware versions through 5.50(ABVY.7.1)C0 could allow an authenticated, adjacent attacker with administrator privileges to execute OS commands on an affected device.
Affected products
zyxel: nr5307 firmware; zyxel: nr5307; zyxel: nebula fwa515 firmware; zyxel: nebula fwa515; zyxel: dx3300-t0 firmware; zyxel: dx3300-t0; zyxel: dx3300-t1 firmware; zyxel: dx3300-t1; zyxel: dx3301-t0 firmware; zyxel: dx3301-t0; zyxel: dx5401-b0 firmware; zyxel: dx5401-b0; zyxel: dx5401-b1 firmware; zyxel: dx5401-b1; zyxel: ee3301-00 firmware
References1
- www.zyxel.com/global/en/support/security-advisories/zyxel-secur… Vendor Advisory
Metrics
- CVSS 3.1
-
6.8
MEDIUM
Score source: CNA
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 1% percentile: 59 · as of 13 November 2026
- CWE
- CWE-78
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