CVE-2025-48101

HIGH 8.8

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

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

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

CWE	CWE-502
Vendor	webdevstudios
Product	constant contact for wordpress
Published	Sep 9, 2025
Last Updated	Apr 23, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

webdevstudios / Constant Contact for WordPress

0 ≤ 4.1.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: 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

Credits

Nguyen Xuan Chien | Patchstack Bug Bounty Program