Is CVE-2020-14166 in the CISA KEV catalog?

No. CVE-2020-14166 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-14166?

CVE-2020-14166 has a CVSS v3 base score of 4.8 (MEDIUM).

What is the EPSS score for CVE-2020-14166?

CVE-2020-14166 has an EPSS score of 1.94% (78th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-14166?

Upgrade jira service desk to 4.10.0 or later.

CVE & CISA-KEV Catalog

CVE-2020-14166

MEDIUMEPSS 78th pctl

4.8

CVSS v3

NVD

Description

The /servicedesk/customer/portals resource in Jira Service Desk Server and Data Center before version 4.10.0 allows remote attackers with project administrator privileges to inject arbitrary HTML or JavaScript names via an Cross Site Scripting (XSS) vulnerability by uploading a html file.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

jira service deskNVD

Affected:< 4.10.0Fixed in:4.10.0CVE-2020-14166derived 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 RequiredHigh

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.94%probability of exploitation in 30 days

78thpercentile

Elevated risk: more likely to be exploited than 78% of all known CVEs.

References

Vendor Advisory1

jira.atlassian.com

Third-Party Advisory1

packetstormsecurity.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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HTML

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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.