CVE-2023-5098

Campaign Monitor Forms < 2.5.6 - Subscriber+ Arbitrary Options Update

Published Oct 31, 2023 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-57438 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.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Apr 23, 2025, 4:10 PM
Reserved
Sep 20, 2023, 7:24 PM
Status
Modified
Published
Oct 31, 2023, 2:15 PM
Modified
Jun 17, 2026, 6:47 AM