Zyxel XMG3927-b50a Firmware vulnerabilities

3 CVEs affecting Zyxel XMG3927-b50a Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-7673, published 2025-07-16.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2022-26413, published 2022-04-11. High severity, CVSS 8.0. EPSS: 0.7% chance of exploitation in the next 30 days. A command injection vulnerability in the CGI program of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0 could allow a local authenticated attacker to execute arbitrary OS commands on a vulnerable…
CVE-2025-7673, published 2025-07-16. Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days. A buffer overflow vulnerability in the URL parser of the zhttpd web server in Zyxel VMG8825-T50K firmware versions prior to V5.50(ABOM.5)C0 could allow an unauthenticated attacker to cause…
CVE-2022-26414, published 2022-04-11. Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days. A potential buffer overflow vulnerability was identified in some internal functions of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0, which could be exploited by a local authenticated attacker…