CVE-2019-20663

MEDIUM
4.3
CVSS Score
Published: April 15, 2020 at 07:01 PM UTC
Updated: June 17, 2026 at 02:30 AM UTC
6 products affected across 1 vendorRBR50 FirmwareRBS50 FirmwareRBK50 Firmware

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.3%

Description

Certain NETGEAR devices are affected by stored XSS. This affects RBR50 before 2.3.5.30, RBS50 before 2.3.5.30, and RBK50 before 2.3.5.30.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.3.5.30
Affected range stops below 2.3.5.30, so it looks safe — our inference, not a vendor statement
netgear-rbk50 (same device)
v < 2.3.5.30
Affected range stops below 2.3.5.30, so it looks safe — our inference, not a vendor statement
netgear-rbr50 (same device)
v < 2.3.5.30
Affected range stops below 2.3.5.30, so it looks safe — our inference, not a vendor statement
netgear-rbs50 (same device)
All versions
All versions
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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