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CVE-2019-20756

20
FAUCET Score

CVE-2019-20756 describes a reflected Cross-Site Scripting (XSS) vulnerability impacting numerous NETGEAR router and extender models, including the EX7000, EX6200, and R8300, among others, across various firmware versions. This vulnerability carries a CVSS score of 6.1 (Medium), indicating it can be exploited with low attack complexity over the network, requiring user interaction, and potentially leading to limited confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.0.0.64CPE matchmatch criteria
cpe:2.3:o:netgear:ex7000_firmware:*:*:*:*:*:*:*:*
< 1.0.3.86CPE matchmatch criteria
cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:*
< 1.0.0.38CPE matchmatch criteria
cpe:2.3:o:netgear:ex6150_firmware:*:*:*:*:*:*:*:*
< 1.0.0.22CPE matchmatch criteria
cpe:2.3:o:netgear:ex6130_firmware:*:*:*:*:*:*:*:*
< 1.0.0.40CPE matchmatch criteria
cpe:2.3:o:netgear:ex6120_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.1HIGH

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
4.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.72%
Probability of exploitation in next 30 days
EPSS Percentile
50.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0072 is in the 56th percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

kb.netgear.com / 000060643/Security-Advisory-for-Reflected-Cross-Site-Scripting-on-Some-Routers-and-Extenders-PSV-2017-0709
Vendor Advisory