CVE-2017-18502: Bestwebsoft subscriber cross-site scripting vulnerability

Bestwebsoft · Subscriber

The subscriber plugin before 1.3.5 for WordPress has multiple XSS issues.

6.1 CVSS 3.0 Medium EPSS 1.7% · top 24.3% CWE-79 · Cross-site scripting

6.1CVSS 3.0 base score, v2 4.3

1.7%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

2References

17 Jun 2026Last modified by NVD

Description

The subscriber plugin before 1.3.5 for WordPress has multiple XSS issues.

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Subscriber Bestwebsoft

References

Link	Tags
https://wordpress.org/plugins/subscriber/#developers	Release NotesVendor Advisory
https://wordpress.org/plugins/subscriber/#developers	Release NotesVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2017-18502), CISA KEV, FIRST EPSS (scores of 2026-10-03). This page is refreshed as NVD updates the record.