How severe is CVE-2019-10373?

CVE-2019-10373 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-2019-10373 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-10373?

CVE-2019-10373 affects Jenkins Build Pipeline. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-10373?

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

When was CVE-2019-10373 published?

CVE-2019-10373 was published on 2019-08-07 and last updated on 2026-06-17.

CVE-2019-10373

CVE-2019-10373 is a medium-severity vulnerability in Jenkins Build Pipeline 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)
CVSS v2: 3.5
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Jenkins Build Pipeline
Published: 2019-08-07
Last modified: 2026-06-17

Description

A stored cross-site scripting vulnerability in Jenkins Build Pipeline Plugin 1.5.8 and earlier allows attackers able to edit the build pipeline description to inject arbitrary HTML and JavaScript in the plugin-provided web pages in Jenkins.

Frequently asked questions

What is CVE-2019-10373?: A stored cross-site scripting vulnerability in Jenkins Build Pipeline Plugin 1.5.8 and earlier allows attackers able to edit the build pipeline description to inject arbitrary HTML and JavaScript in the plugin-provided web pages in Jenkins.
How severe is CVE-2019-10373?: CVE-2019-10373 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-2019-10373 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-10373?: CVE-2019-10373 affects Jenkins Build Pipeline. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-10373?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-10373 published?: CVE-2019-10373 was published on 2019-08-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:build_pipeline:*:*:*:*:*:jenkins:*:*

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