Is CVE-2022-43420 in the CISA KEV catalog?

No. CVE-2022-43420 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-43420?

CVE-2022-43420 has a CVSS v3 base score of 5.4 (MEDIUM).

What is the EPSS score for CVE-2022-43420?

CVE-2022-43420 has an EPSS score of 0.64% (46th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-43420?

Upgrade contrast continuous application security to 3.10 or later.

CVE & CISA-KEV Catalog

CVE-2022-43420

MEDIUM

5.4

CVSS v3

NVD

Description

Jenkins Contrast Continuous Application Security Plugin 3.9 and earlier does not escape data returned from the Contrast service when generating a report, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control or modify Contrast service API responses.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

contrast continuous application securityNVD

Affected:< 3.10Fixed in:3.10CVE-2022-43420derived 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

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.64%probability of exploitation in 30 days

46thpercentile

Moderate risk: more likely to be exploited than 46% of all known CVEs.

References

Vendor Advisory1

jenkins.io

Third-Party Advisory1

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 2025-05-08.