How severe is CVE-2018-16285?

CVE-2018-16285 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-2018-16285 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16285?

CVE-2018-16285 affects Userproplugin Userpro. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16285?

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

When was CVE-2018-16285 published?

CVE-2018-16285 was published on 2018-09-06 and last updated on 2026-06-17.

CVE-2018-16285

CVE-2018-16285 is a medium-severity vulnerability in Userproplugin Userpro 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% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Userproplugin Userpro
Published: 2018-09-06
Last modified: 2026-06-17

Description

The UserPro plugin through 4.9.23 for WordPress allows XSS via the shortcode parameter in a userpro_shortcode_template action to wp-admin/admin-ajax.php.

Frequently asked questions

What is CVE-2018-16285?: The UserPro plugin through 4.9.23 for WordPress allows XSS via the shortcode parameter in a userpro_shortcode_template action to wp-admin/admin-ajax.php.
How severe is CVE-2018-16285?: CVE-2018-16285 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-2018-16285 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16285?: CVE-2018-16285 affects Userproplugin Userpro. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16285?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16285 published?: CVE-2018-16285 was published on 2018-09-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:userproplugin:userpro:*:*:*:*:*:wordpress:*:*

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