SSRF (Server-Side Request Forgery) in Block For Mailchimp – Easy Mailchimp Form Integration (WordPress plugin) (CVE-2025-10735)
Summary
SSRF in Block For Mailchimp – Easy Mailchimp Form Integration (WordPress plugin) (CVE-2025-10735). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
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.
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2025-10735 has been found in Block For Mailchimp – Easy Mailchimp Form Integration (WordPress plugin).
Risk of unauthorized operations or information disclosure. CVSS score: 4.0/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Block For Mailchimp – Easy Mailchimp Form Integration (WordPress plugin) CVE-2025-10735" on the vendor's site.
CVE-2025-10735 (Block For Mailchimp – Easy Mailchimp Form Integration (WordPress plugin)) — CWE-918 / CVSS v3 4.0
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
SSRF (CWE-918) exists in Block For Mailchimp – Easy Mailchimp Form Integration (WordPress plugin).
Check the vendor advisory for the affected versions of Block For Mailchimp – Easy Mailchimp Form Integration (WordPress plugin).
Severity: Medium (CVSS 4.0/10). Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで Block For Mailchimp – Easy Mailchimp Form Integration (WordPress plugin) を使っているサービスとバージョンを洗い出す。
-
2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。