HOMEVULNERABILITIESCVE-2014-5203
HIGH

CVE-2014-5203

NVD-CWE-noinfoPublished: August 18, 2014· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official Description

wp-includes/class-wp-customize-widgets.php in the widget implementation in WordPress 3.9.x before 3.9.2 might allow remote attackers to execute arbitrary code via crafted serialized data.

NVD Source

Technical Analysis

CVE-2014-5203 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityP
IntegrityP
AvailabilityP
AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected Vendors & Products

WordPress1 product(s)
wordpress
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (6)

Quick Facts

CVE IDCVE-2014-5203
CVSS Score7.5 / 10
SeverityHIGH
CISA KEVNo
Affected1 vendor(s)
PublishedAug 18, 2014

Related CVEs (NVD-CWE-noinfo)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2014-5203 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.