How severe is CVE-2019-10421?

CVE-2019-10421 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2019-10421 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-10421?

CVE-2019-10421 affects Jenkins Azure Event Grid Notifier. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-10421?

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

When was CVE-2019-10421 published?

CVE-2019-10421 was published on 2019-09-25 and last updated on 2026-06-17.

CVE-2019-10421

CVE-2019-10421 is a medium-severity vulnerability in Jenkins Azure Event Grid Notifier with a CVSS 3.x base score of 4.3. 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-522.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Jenkins Azure Event Grid Notifier
Published: 2019-09-25
Last modified: 2026-06-17

Description

Jenkins Azure Event Grid Build Notifier Plugin stores credentials unencrypted in job config.xml files on the Jenkins master where they can be viewed by users with Extended Read permission, or access to the master file system.

Frequently asked questions

What is CVE-2019-10421?: Jenkins Azure Event Grid Build Notifier Plugin stores credentials unencrypted in job config.xml files on the Jenkins master where they can be viewed by users with Extended Read permission, or access to the master file system.
How severe is CVE-2019-10421?: CVE-2019-10421 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2019-10421 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-10421?: CVE-2019-10421 affects Jenkins Azure Event Grid Notifier. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-10421?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-10421 published?: CVE-2019-10421 was published on 2019-09-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:azure_event_grid_notifier:*:*:*:*:*:jenkins:*:*

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