CVE & CISA-KEV Catalog

CVE-2014-2683

MEDIUMEPSS 83th pctl
5.0
CVSS v2
NVD

Description

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.

How to fix

Remediation Available
zend frameworkNVD
Affected:>= 2.2.0, < 2.2.6Fixed in:2.2.6CVE-2014-2683derived from NVD

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Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

2.37%probability of exploitation in 30 days
83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Related Vulnerabilities

Other CWE-17 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2015-0240High10.088%-Fix
CVE-2015-3183Medium5.073%-Fix
CVE-2014-9222High10.064%--
CVE-2015-4620High7.838%-Fix
CVE-2014-9707High7.528%--
CVE-2015-2526Medium5.024%--

Common questions

How do I fix CVE-2014-2683?

Upgrade zend framework to 2.2.6 or later.

Is CVE-2014-2683 being actively exploited?

Not that we know of. CVE-2014-2683 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.4% is the estimated probability that it will be exploited in the next 30 days. That is higher than 83% of all scored CVEs.

How severe is CVE-2014-2683?

CVE-2014-2683 has a CVSS v2 base score of 5.0, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2014-2683 affect?

Published advisories record a fix for zend framework (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.