Vulnerability in Fatcatapps Campaign Monitor Optin Cat

CVE-2023-5098

The Campaign Monitor Forms by Optin Cat WordPress plugin before 2.5.6 does not prevent users with low privileges (like subscribers) from overwriting any options on a site with the string "true", which could lead to a variety of outcomes, including DoS.

EPSS: 0.006 (44.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Public proof-of-concept exploits

References

  • contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2023-5098?
CVE-2023-5098 is a high-severity vulnerability in Fatcatapps Campaign Monitor Optin Cat, classified under CWE-284 IMPROPER ACCESS CONTROL. CVSS score: 8.1/10. Published 2023-10-31.
How severe is CVE-2023-5098?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2023-5098 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.