Ruijie Rg-ew300r Firmware — known CVE vulnerabilities

Every CVE whose affected-product data names Ruijie Rg-ew300r Firmware, ordered by CVSS severity, with EPSS exploit prediction and CISA KEV status.

CVEs (4)

• CVE-2023-34644 — CVSS 9.8 (critical): Remote code execution vulnerability in Ruijie Networks Product: RG-EW series home routers and repeaters EW_3.0(1)B11P204, RG-NBS and…
• CVE-2023-38902 — CVSS 8.8 (high): A command injection vulnerability in RG-EW series home routers and repeaters v.EW_3.0(1)B11P219, RG-NBS and RG-S1930 series switches…
• CVE-2025-56091 — CVSS 8.8 (high): OS Command Injection vulnerability in Ruijie RG-EW1800GX B11P226_EW1800GX_10223121 allowing attackers to execute arbitrary commands via a…
• CVE-2025-56102 — CVSS 8.8 (high): OS Command Injection vulnerability in Ruijie RG-EW1800GX B11P226_EW1800GX_10223121 allowing attackers to execute arbitrary commands via a…