How severe is CVE-2018-19859?

CVE-2018-19859 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2018-19859 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19859?

CVE-2018-19859 primarily affects Openrefine. In total, 33 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-19859?

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

When was CVE-2018-19859 published?

CVE-2018-19859 was published on 2018-12-05 and last updated on 2026-06-17.

CVE-2018-19859

CVE-2018-19859 is a medium-severity vulnerability in Openrefine with a CVSS 3.x base score of 6.5. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Openrefine
Published: 2018-12-05
Last modified: 2026-06-17

Description

OpenRefine before 3.2 beta allows directory traversal via a relative pathname in a ZIP archive.

Frequently asked questions

What is CVE-2018-19859?: OpenRefine before 3.2 beta allows directory traversal via a relative pathname in a ZIP archive.
How severe is CVE-2018-19859?: CVE-2018-19859 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2018-19859 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19859?: CVE-2018-19859 primarily affects Openrefine. In total, 33 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-19859?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-19859 published?: CVE-2018-19859 was published on 2018-12-05 and last updated on 2026-06-17.

References

Affected products (33)

cpe:2.3:a:openrefine:openrefine:1.0:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0:a1:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0:a2:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0:a3:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0:a4:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0:b1:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.0.7:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:1.1:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.0:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.1:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.1:rc1:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.5:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.5:rc1:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.5:rc3:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.6:alpha1:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.6:alpha2:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.6:beta1:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.6:rc1:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.6:rc2:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.7:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.7:rc1:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.7:rc2:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:2.8:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:3.0:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:3.0:beta:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:3.0:rc1:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:3.1:*:*:*:*:*:*:*
cpe:2.3:a:openrefine:openrefine:3.1:beta:*:*:*:*:*:*

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