CVE-2025-48101

WordPress Constant Contact for WordPress Plugin <= 4.1.1 - PHP Object Injection Vulnerability

HIGH

8.8

CVSS Score

Published: September 9, 2025 at 04:26 PM UTC

Updated: June 17, 2026 at 09:29 AM UTC

1 product affected across 1 vendorConstant Contact for WordPress

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Severity

HIGH8.8

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

Deserialization of Untrusted Data vulnerability in webdevstudios Constant Contact for WordPress allows Object Injection. This issue affects Constant Contact for WordPress: from n/a through 4.1.1.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Constant Contact for WordPress · Webdevstudioswordpress-plugin

60%

v ≤ 4.1.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

VDB Entry

Source: [email protected]

https://patchstack.com/database/wordpress/plugin/constant-contact-api/vulnerability/wordpress-constant-contact-for-wordpress-plugin-4-1-1-php-object-injection-vulnerability?_s_id=cve

Source: cverecord

https://patchstack.com/database/Wordpress/Plugin/constant-contact-api/vulnerability/wordpress-constant-contact-for-wordpress-plugin-4-1-1-php-object-injection-vulnerability?_s_id=cve

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHPatchstack

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-502

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