CVE-2017-14726

MEDIUM EXPLOITED

WordPress < 4.8.2 - Cross-Site Scripting via TinyMCE Shortcode Handling

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2017-14726 has been observed exploited in the wild (reported by VulnCheck KEV).

Description

Before version 4.8.2, WordPress was vulnerable to a cross-site scripting attack via shortcodes in the TinyMCE visual editor.

References (6)

Core 6
Core References
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2017/dsa-3997
Patch, Vendor Advisory x_refsource_misc
https://core.trac.wordpress.org/changeset/41395
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/100912
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1039553
Third Party Advisory x_refsource_misc
https://wpvulndb.com/vulnerabilities/8914
Patch, Release Notes, Vendor Advisory x_refsource_misc
https://wordpress.org/news/2017/09/wordpress-4-8-2-security-and-maintenance-release/

Scores

CVSS v3 6.1
EPSS 0.0580
EPSS Percentile 90.6%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

VulnCheck KEV 2022-01-26
CWE
CWE-79
Status published
Products (1)
wordpress/wordpress < 4.8.1
Published Sep 23, 2017
Tracked Since Feb 18, 2026