CVE detail

CVE-2021-28975 — CVE-2021-28975

Published 2021-10-21 · Modified 2026-06-17 · Vendor wpmailster · Product wp_mailster · Source nvd

MEDIUM

severity

CVSS-derived band

6.1

CVSS v3

0–10 scale

0.0087

EPSS probability

exploitation probability, 30d

55.0%

EPSS percentile

percentile vs all CVEs

NOT LISTED

CISA KEV

known exploited catalog

Description

WP Mailster 1.6.18.0 allows XSS when a victim opens a mail server's details in the mst_servers page, for a crafted server_host, server_name, or connection_parameter parameter.

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.