What’s Vulnerable › Vulnerabilities

CVE-2021-38536

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-11 · updated 2026-06-17
• Weakness: CWE-79

Description

Certain NETGEAR devices are affected by stored XSS. This affects D6200 before 1.1.00.40, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6120 before 1.0.0.66, R6260 before 1.1.0.78, R6700v2 before 1.2.0.76, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R6850 before 1.1.0.78, R7200 before 1.2.0.76, R7350 before 1.2.0.76, R7400 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, AC2400 before 1.2.0.76, AC2600 before 1.2.0.76, RAX35 before 1.0.3.62, and RAX40 before 1.0.3.62.

Affected products

• NETGEAR Ac2100 Firmware: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR Ac2400 Firmware: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR Ac2600 Firmware: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR D6200 Firmware: before 1.1.00.40 — fixed in 1.1.00.40
• NETGEAR D7000 Firmware: before 1.0.1.78 — fixed in 1.0.1.78
• NETGEAR R6020 Firmware: before 1.0.0.48 — fixed in 1.0.0.48
• NETGEAR R6080 Firmware: before 1.0.0.48 — fixed in 1.0.0.48
• NETGEAR R6120 Firmware: before 1.0.0.66 — fixed in 1.0.0.66
• NETGEAR R6260: before 1.1.0.78 — fixed in 1.1.0.78
• NETGEAR R6700: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR R6800 Firmware: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR R6850 Firmware: before 1.1.0.78 — fixed in 1.1.0.78
• NETGEAR R6900 Firmware: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR R7200 Firmware: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR R7350 Firmware: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR R7400 Firmware: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR R7450 Firmware: before 1.2.0.76 — fixed in 1.2.0.76
• NETGEAR Rax35 Firmware: before 1.0.3.62 — fixed in 1.0.3.62
• NETGEAR Rax40 Firmware: before 1.0.3.62 — fixed in 1.0.3.62

How to fix

Upgrade to a fixed version: NETGEAR Ac2100 Firmware 1.2.0.76; NETGEAR Ac2400 Firmware 1.2.0.76; NETGEAR Ac2600 Firmware 1.2.0.76; NETGEAR D6200 Firmware 1.1.00.40; NETGEAR D7000 Firmware 1.0.1.78; NETGEAR R6020 Firmware 1.0.0.48; NETGEAR R6080 Firmware 1.0.0.48; NETGEAR R6120 Firmware 1.0.0.66; NETGEAR R6260 1.1.0.78; NETGEAR R6700 1.2.0.76; NETGEAR R6800 Firmware 1.2.0.76; NETGEAR R6850 Firmware 1.1.0.78. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000063774/Security-Advisory-for-Stored-Cross-Site-Scripting-on-Some-Routers-and-Gateways-PSV-2019-0193
• https://kb.netgear.com/000063774/Security-Advisory-for-Stored-Cross-Site-Scripting-on-Some-Routers-and-Gateways-PSV-2019-0193

Get alerted when CVE-2021-38536 or the next vulnerability affects your stack