How severe is CVE-2019-10374?

CVE-2019-10374 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-2019-10374 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-10374?

CVE-2019-10374 affects Jenkins Pegdown Formatter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-10374?

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

When was CVE-2019-10374 published?

CVE-2019-10374 was published on 2019-08-07 and last updated on 2026-06-17.

CVE-2019-10374

CVE-2019-10374 is a medium-severity vulnerability in Jenkins Pegdown Formatter 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% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Jenkins Pegdown Formatter
Published: 2019-08-07
Last modified: 2026-06-17

Description

A stored cross-site scripting vulnerability in Jenkins PegDown Formatter Plugin 1.3 and earlier allows attackers able to edit descriptions and other fields rendered using the configured markup formatter to insert links with the javascript scheme into the Jenkins UI.

Frequently asked questions

What is CVE-2019-10374?: A stored cross-site scripting vulnerability in Jenkins PegDown Formatter Plugin 1.3 and earlier allows attackers able to edit descriptions and other fields rendered using the configured markup formatter to insert links with the javascript scheme into the Jenkins UI.
How severe is CVE-2019-10374?: CVE-2019-10374 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-2019-10374 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-10374?: CVE-2019-10374 affects Jenkins Pegdown Formatter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-10374?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-10374 published?: CVE-2019-10374 was published on 2019-08-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:pegdown_formatter:*:*:*:*:*:jenkins:*:*

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