Is CVE-2021-46354 in the CISA KEV catalog?

No. CVE-2021-46354 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-46354?

CVE-2021-46354 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-46354?

CVE-2021-46354 has an EPSS score of 12.78% (96th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2021-46354?

No published fix for CVE-2021-46354 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2021-46354

HIGHEPSS 96th pctl

7.5

CVSS v3

NVD

Description

Thinfinity VirtualUI 2.1.28.0, 2.1.32.1 and 2.5.26.2, fixed in version 3.0 is affected by an information disclosure vulnerability in the parameter "Addr" in cmd site. The ability to send requests to other systems can allow the vulnerable server to filtrate the real IP of the web server or increase the attack surface.

CWE-668

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

12.78%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

Third-Party Advisory2

Related Vulnerabilities

Other CWE-668 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-39952	Critical	9.8	100%	-	Fix
CVE-2017-16597	Critical	9.8	57%	-	-
CVE-2017-16603	High	8.8	54%	-	-
CVE-2024-25153	Critical	9.8	42%	-	Fix
CVE-2022-25236	Critical	9.8	36%	-	Fix
CVE-2017-0215	Medium	5.3	36%	-	-

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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 2026-07-09.