XSS in Wpmailster Wp Mailster
CVE-2021-28975
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.009 (57.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Wpmailster Wp Mailster — versions 1.6.18
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.compass-security.com/en/research/advisories/ (Third Party Advisory)
- www.compass-security.com/fileadmin/Research/Advisories/2021-18_CSNC-2021-018-WP… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-28975?
- CVE-2021-28975 is a medium-severity vulnerability in Wpmailster Wp Mailster, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-10-21.
- How severe is CVE-2021-28975?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2021-28975 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.