Is CVE-2023-50378 in the CISA KEV catalog?

No. CVE-2023-50378 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-50378?

CVE-2023-50378 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2023-50378?

CVE-2023-50378 has an EPSS score of 1.21% (65th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-50378?

Upgrade ambari to 2.7.8 or later.

CVE & CISA-KEV Catalog

CVE-2023-50378

MEDIUM

6.1

CVSS v3

NVD

Description

Lack of proper input validation and constraint enforcement in Apache Ambari prior to 2.7.8 Impact : As it will be stored XSS, Could be exploited to perform unauthorized actions, varying from data access to session hijacking and delivering malicious payloads. Users are recommended to upgrade to version 2.7.8 which fixes this issue.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

ambariNVD

Affected:>= 2.7.0, < 2.7.8Fixed in:2.7.8CVE-2023-50378derived 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 RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.21%probability of exploitation in 30 days

65thpercentile

Moderate risk: more likely to be exploited than 65% of all known CVEs.

References

Vendor Advisory1

lists.apache.org

Mailing List1

openwall.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 2025-05-28.