CVE-2025-10735

Block For Mailchimp – Easy Mailchimp Form Integration <= 1.1.12 - Unauthenticated Blind Server-Side Request Forgery

mediumServer-Side Request Forgery (SSRF)

4.0

CVSS Score

4.0

CVSS Score

medium

Severity

1.1.13

Patched in

Time to patch

Description

The Block For Mailchimp – Easy Mailchimp Form Integration plugin for WordPress is vulnerable to Blind Server-Side Request Forgery in all versions up to, and including, 1.1.12 via the mcbSubmit_Form_Data(). This makes it possible for unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

CVSS Vector Breakdown

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Changed

None

Confidentiality

Low

Integrity

None

Availability

Technical Details

Affected versions<=1.1.12

PublishedSeptember 30, 2025

Last updatedOctober 1, 2025

Affected pluginblock-for-mailchimp

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/51de575f-d458-4a7d-bc57-4a11e5124377?source=api-prod

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