NETGEAR RBR20 Firmware vulnerabilities

80 CVEs affecting NETGEAR RBR20 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-9212, published 2026-06-09.

Highest priority

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

CVE-2022-40619, published 2026-01-28. High severity, CVSS 7.7. EPSS: 2.5% chance of exploitation in the next 30 days. FunJSQ, a third-party module integrated on some NETGEAR routers and Orbi WiFi Systems, exposes an HTTP server over the LAN interface of affected devices. This interface is vulnerable to…
CVE-2021-45619, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 2.5% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects EX6200v2 before 1.0.1.86, EX6250 before 1.0.0.134, EX7700 before 1.0.0.216, EX8000 before…
CVE-2021-38530, published 2021-08-11. Critical severity, CVSS 9.8. EPSS: 2.2% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16,…
CVE-2020-27861, published 2021-02-12. High severity, CVSS 8.8. EPSS: 2% chance of exploitation in the next 30 days. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Orbi 2.5.1.16 routers. Authentication is not required to exploit this…
CVE-2021-45618, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 2% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D7800 before 1.0.1.64, EX6200v2 before 1.0.1.86, EX6250 before 1.0.0.134, EX7700 before…
CVE-2021-38527, published 2021-08-11. Critical severity, CVSS 9.8. EPSS: 1.7% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.14, EX6100v2 before 1.0.1.98, EX6150v2 before 1.0.1.98, EX6250 before…
CVE-2020-35800, published 2020-12-30. Critical severity, CVSS 9.4. EPSS: 1.6% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects AC2100 before 1.2.0.72, AC2400 before 1.2.0.72, AC2600 before 1.2.0.72, CBK40 before 2.5.0.10, CBR40…
CVE-2021-45595, published 2021-12-26. High severity, CVSS 8.8. EPSS: 1.6% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an authenticated user. This affects LBR20 before 2.6.3.50, RBS50Y before 2.7.3.22, RBR10 before 2.7.3.22, RBR20 before 2.7.3.22, RBR40…
CVE-2022-27646, published 2023-03-29. High severity, CVSS 8.8. EPSS: 1.4% chance of exploitation in the next 30 days. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Although authentication is required to exploit…
CVE-2021-27255, published 2021-03-05. High severity, CVSS 8.8. EPSS: 1.4% chance of exploitation in the next 30 days. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR R7800 firmware version 1.0.2.76. Authentication is not required to exploit this…

Latest

CVE-2026-9212, published 2026-06-09. High severity, CVSS 8.0. EPSS: 0.5% chance of exploitation in the next 30 days. Insufficient authentication and input validation in the listed NETGEAR models allow users connected to the local network to execute commands impacting the product's confidentiality or change certain…
CVE-2022-40620, published 2026-01-28. High severity, CVSS 7.7. EPSS: 0.3% chance of exploitation in the next 30 days. FunJSQ, a third-party module integrated on some NETGEAR routers and Orbi WiFi Systems, does not properly validate TLS certificates when downloading update packages through its auto-update mechanism.…
CVE-2021-34947, published 2024-05-07. High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days. NETGEAR R7800 net-cgi Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR…
CVE-2022-27644, published 2023-03-29. High severity, CVSS 8.8. EPSS: 0.3% chance of exploitation in the next 30 days. This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Authentication is…
CVE-2021-45661, published 2021-12-26. High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by server-side injection. This affects RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20…
CVE-2021-45660, published 2021-12-26. High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by server-side injection. This affects RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20…
CVE-2021-45659, published 2021-12-26. High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by server-side injection. This affects RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20…
CVE-2021-45658, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by server-side injection. This affects D7800 before 1.0.1.58, DM200 before 1.0.0.66, EX2700 before 1.0.1.56, EX6150v2 before 1.0.1.86, EX6100v2 before 1.0.1.86,…