Is CVE-2020-26923 in the CISA KEV catalog?

No. CVE-2020-26923 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-26923?

CVE-2020-26923 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2020-26923?

CVE-2020-26923 has an EPSS score of 0.52% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-26923?

Upgrade wc7500 firmware to 6.5.5.24 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2020-26923

MEDIUM

4.3

CVSS v3

NVD

Description

Certain NETGEAR devices are affected by stored XSS. This affects WC7500 before 6.5.5.24, WC7600 before 6.5.5.24, WC7600v2 before 6.5.5.24, and WC9500 before 6.5.5.24.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

wc7500 firmwareNVD

Affected:< 6.5.5.24Fixed in:6.5.5.24CVE-2020-26923derived from NVD

wc7600 firmwareNVD

Affected:< 6.5.5.24Fixed in:6.5.5.24CVE-2020-26923derived from NVD

wc7600v2 firmwareNVD

Affected:< 6.5.5.24Fixed in:6.5.5.24CVE-2020-26923derived from NVD

wc9500 firmwareNVD

Affected:< 6.5.5.24Fixed in:6.5.5.24CVE-2020-26923derived 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 InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.52%probability of exploitation in 30 days

40thpercentile

Moderate risk: more likely to be exploited than 40% of all known CVEs.

References

Vendor Advisory1

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.