How severe is CVE-2022-43420?

CVE-2022-43420 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-43420 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-43420?

CVE-2022-43420 affects Jenkins Contrast Continuous Application Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-43420?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-43420 published?

CVE-2022-43420 was published on 2022-10-19 and last updated on 2026-06-17.

CVE-2022-43420

CVE-2022-43420 is a medium-severity vulnerability in Jenkins Contrast Continuous Application Security with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Jenkins Contrast Continuous Application Security
Published: 2022-10-19
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2022-43420?: 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.
How severe is CVE-2022-43420?: CVE-2022-43420 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-43420 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-43420?: CVE-2022-43420 affects Jenkins Contrast Continuous Application Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-43420?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-43420 published?: CVE-2022-43420 was published on 2022-10-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:contrast_continuous_application_security:*:*:*:*:*:jenkins:*:*

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