Is CVE-2021-45662 in the CISA KEV catalog?

No. CVE-2021-45662 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-45662?

CVE-2021-45662 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2021-45662?

CVE-2021-45662 has an EPSS score of 0.54% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-45662?

Upgrade r7000 firmware to 1.0.9.88 or later.

CVE & CISA-KEV Catalog

CVE-2021-45662

MEDIUM

6.1

CVSS v3

NVD

Description

NETGEAR R7000 devices before 1.0.9.88 are affected by stored XSS.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

r7000 firmwareNVD

Affected:< 1.0.9.88Fixed in:1.0.9.88CVE-2021-45662derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

Exploit Intelligence

0.54%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Patch1

kb.netgear.com

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.