How severe is CVE-2019-12139?

CVE-2019-12139 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-12139 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-12139?

CVE-2019-12139 primarily affects Ez Ezplatform-admin-ui. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-12139?

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

When was CVE-2019-12139 published?

CVE-2019-12139 was published on 2019-05-16 and last updated on 2026-06-17.

CVE-2019-12139

CVE-2019-12139 is a medium-severity vulnerability in Ez Ezplatform-admin-ui with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ez Ezplatform-admin-ui
Published: 2019-05-16
Last modified: 2026-06-17

Description

An XSS issue was discovered in the Admin UI in eZ Platform 2.x. This affects ezplatform-admin-ui 1.3.x before 1.3.5 and 1.4.x before 1.4.4, and ezplatform-page-builder 1.1.x before 1.1.5 and 1.2.x before 1.2.4.

Frequently asked questions

What is CVE-2019-12139?: An XSS issue was discovered in the Admin UI in eZ Platform 2.x. This affects ezplatform-admin-ui 1.3.x before 1.3.5 and 1.4.x before 1.4.4, and ezplatform-page-builder 1.1.x before 1.1.5 and 1.2.x before 1.2.4.
How severe is CVE-2019-12139?: CVE-2019-12139 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-12139 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-12139?: CVE-2019-12139 primarily affects Ez Ezplatform-admin-ui. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-12139?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-12139 published?: CVE-2019-12139 was published on 2019-05-16 and last updated on 2026-06-17.

References

https://share.ez.no/community-project/security-advisories/ezsa-2019-001-xss-in-admin-ui

Affected products (2)

cpe:2.3:a:ez:ezplatform-admin-ui:*:*:*:*:*:*:*:*
cpe:2.3:a:ez:ezplatform-page-builder:*:*:*:*:*:*:*:*

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