How severe is CVE-2017-18012?

CVE-2017-18012 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-2017-18012 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18012?

CVE-2017-18012 affects Z-url Preview Project Z-url Preview. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18012?

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

When was CVE-2017-18012 published?

CVE-2017-18012 was published on 2018-01-01 and last updated on 2026-06-17.

CVE-2017-18012

CVE-2017-18012 is a medium-severity vulnerability in Z-url Preview Project Z-url Preview 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% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Z-url Preview Project Z-url Preview
Published: 2018-01-01
Last modified: 2026-06-17

Description

The Z-URL Preview plugin 1.6.1 for WordPress has XSS via the class.zlinkpreview.php url parameter.

Frequently asked questions

What is CVE-2017-18012?: The Z-URL Preview plugin 1.6.1 for WordPress has XSS via the class.zlinkpreview.php url parameter.
How severe is CVE-2017-18012?: CVE-2017-18012 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-2017-18012 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18012?: CVE-2017-18012 affects Z-url Preview Project Z-url Preview. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18012?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-18012 published?: CVE-2017-18012 was published on 2018-01-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:z-url_preview_project:z-url_preview:1.6.1:*:*:*:*:wordpress:*:*

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