Is CVE-2021-27416 in the CISA KEV catalog?

No. CVE-2021-27416 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-27416?

CVE-2021-27416 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2021-27416?

CVE-2021-27416 has an EPSS score of 0.60% (44th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-27416?

Upgrade ellipse enterprise asset management to 9.0.26 or later.

CVE & CISA-KEV Catalog

CVE-2021-27416

MEDIUM

5.5

CVSS v3

NVD

Description

An attacker could exploit this vulnerability in Hitachi ABB Power Grids Ellipse Enterprise Asset Management (EAM) versions prior to and including 9.0.25 by tricking a user to click on a link containing malicious code that would then be run by the web browser. This can result in the compromise of confidential information, or even the takeover of the user’s session.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

ellipse enterprise asset managementNVD

Affected:< 9.0.26Fixed in:9.0.26CVE-2021-27416derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.60%probability of exploitation in 30 days

44thpercentile

Moderate risk: more likely to be exploited than 44% of all known CVEs.

References

Vendor Advisory1

search.abb.com

Third-Party Advisory1

cisa.gov

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.