CVE-2014-2683: Zend Framework

Medium severity, CVSS 5.0. EPSS: 2.4% chance of exploitation in the next 30 days.

Zend Framework 1 (ZF1) before 1.12.4, Zend Framework 2 before 2.1.6 and 2.2.x before 2.2.6, ZendOpenId, ZendRest, ZendService_AudioScrobbler, ZendService_Nirvanix, ZendService_SlideShare, ZendService_Technorati, and ZendService_WindowsAzure before 2.0.2, ZendService_Amazon before 2.0.3, and ZendService_Api before 1.0.0 allow remote attackers to cause a denial of service (CPU consumption) via (1) recursive or (2) circular references in an XML entity definition in an XML DOCTYPE declaration, aka an XML Entity Expansion (XEE) attack. NOTE: this issue exists because of an incomplete fix for CVE-2012-6532.

Affected products

• Zend Zend Framework: before 1.12.4 (fixed in 1.12.4); from 2.1.0, before 2.1.6 (fixed in 2.1.6); from 2.2.0, before 2.2.6 (fixed in 2.2.6)
• Zend Zendopenid: up to and including 2.0.1
• Zend Zendrest: up to and including 2.0.1
• Zend Zendservice Amazon: up to and including 2.0.2
• Zend Zendservice API: up to and including 1.0.0
• Zend Zendservice Audioscrobbler: up to and including 2.0.1
• Zend Zendservice Nirvanix: up to and including 2.0.1
• Zend Zendservice Slideshare: up to and including 2.0.1
• Zend Zendservice Technorati: up to and including 2.0.1
• Zend Zendservice Windowsazure: up to and including 2.0.1

Published 2014-11-16. Last modified 2026-06-17.