CVE-2023-32517 | BDVDB-2026-220657 Detail

PluginOpsMailChimp Subscribe Form, Optin Builder, PopUp Builder, Form Builder

Description#

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in PluginOps MailChimp Subscribe Form, Optin Builder, PopUp Builder, Form Builder.This issue affects MailChimp Subscribe Form, Optin Builder, PopUp Builder, Form Builder: from n/a through 4.0.9.3.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

CWE-601 URL Redirection to Untrusted Site ('Open Redirect')

References#

https://patchstack.com/database/vulnerability/mailchimp-subscribe-sm/wordpress-mailchimp-subscribe-forms-plugin-4-0-9-1-open-redirection-vulnerability?_s_id=cve

Exploit#

No public exploit known

History#

Version 12023-12-29Record published in the CVE List.
Version 22026-04-28Most recent update recorded in the CVE List.

Published

Published: 2023-12-29
Last modified: 2026-04-28

Vendor information

Vendor: PluginOps
Product: MailChimp Subscribe Form, Optin Builder, PopUp Builder, Form Builder

All PluginOps vulnerabilities

Score

4.7 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 31.9.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= 4.0.9.3
Fixed
Not stated
Vulnerable
Not stated
Fixed
4.0.9.4

Scoring System

CVSS v4.0

Not available

CVSS v3.1

4.7 Medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	Required
Scope	Changed
Confidentiality	Low
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).