CVE-2025-48101: WordPress Constant Contact for WordPress Plugin <= 4.1.1 - PHP Object Injection Vulnerability

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-09-09 · updated 2026-06-17
Weakness: CWE-502

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 products

webdevstudios Constant Contact for WordPress: through 4.1.1

References

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

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