{"id":54467,"date":"2025-06-23T21:31:08","date_gmt":"2025-06-23T21:31:08","guid":{"rendered":""},"modified":"2025-09-10T13:44:14","modified_gmt":"2025-09-10T19:44:14","slug":"cve-2025-49330-critical-deserialization-vulnerability-in-crm-perks-integration","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-49330-critical-deserialization-vulnerability-in-crm-perks-integration\/","title":{"rendered":"CVE-2025-49330: Critical Deserialization Vulnerability in CRM Perks Integration<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

The cybersecurity realm abounds with threats, some of which are more severe than others. In this blog, we focus on an especially serious vulnerability – CVE-2025-49330. This vulnerability affects the CRM Perks Integration for Contact Form<\/a> 7 and Zoho CRM, Bigin. Specifically, the flaw lies in the deserialization process of untrusted data<\/a>, which allows for object injection.
\nThis vulnerability matters because it can potentially lead to system<\/a> compromise and data leakage. Any organization using the affected versions of CRM Perks Integration for Contact Form<\/a> 7 and Zoho CRM, Bigin is at risk. Considering the critical role CRM software plays in managing<\/a> customer relationships, the impact of a successful exploit can be catastrophic.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-49330
\nSeverity: Critical – CVSS 9.8
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: Potential system<\/a> compromise and data leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

Integration for Contact Form<\/a> 7 and Zoho CRM, Bigin | n\/a through 1.3.0<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The vulnerability arises from a flaw in the deserialization<\/a> process of untrusted data in the affected software. Deserialization is the process of converting data<\/a> from a flat format into an object your programming language can understand. If an attacker can manipulate this data before it’s deserialized, they can inject arbitrary objects into the software<\/a>. This is known as an Object Injection, and it can potentially lead to code execution<\/a>, system compromise, or data leakage.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

Below is a conceptual example of how an attacker might exploit<\/a> this vulnerability. The attacker sends a malicious payload to a vulnerable endpoint<\/a>, which is then deserialized by the affected software.<\/p>\n

POST \/vulnerable\/endpoint HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{ \"malicious_payload\": \"{Serialized object with malicious code}\" }<\/code><\/pre>\n
Mitigation<\/strong><\/p>\n
To mitigate this vulnerability<\/a>, it is recommended to apply the vendor patch as soon as possible. If the patch cannot be applied immediately, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation. These systems can detect and block known attack<\/a> patterns, providing a layer of protection until the patch can be applied.
\nAs always, follow best practices for secure coding to prevent similar vulnerabilities<\/a> in the future, including validating and sanitizing input data and limiting the use of deserialization where possible.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The cybersecurity realm abounds with threats, some of which are more severe than others. In this blog, we focus on an especially serious vulnerability – CVE-2025-49330. This vulnerability affects the CRM Perks Integration for Contact Form 7 and Zoho CRM, Bigin. Specifically, the flaw lies in the deserialization process of untrusted data, which allows […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-54467","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t