WordPress Core < 4.7.2 - Cross-Site Scripting

2017-01-26 00:00

Ian Dunn

Strategic Overview

Status

Patched in 3.7.18

Affected CoreWordPress 4.7

Affected Version3.7 – 4.7.1 · 12 branches

CVSS6.1Medium

CVECVE-2017-5612

View all WordPress 4.7 vulnerabilities

Vulnerability Overview

Cross-site scripting (XSS) vulnerability in wp-admin/includes/class-wp-posts-list-table.php in the posts list table in WordPress before 4.7.2 allows remote attackers to inject arbitrary web script or HTML via a crafted excerpt.

Technical Analysis

REMEDIATION: Update to one of the following versions, or a newer patched version: 3.7.18, 3.8.18, 3.9.16, 4.0.15, 4.1.15, 4.2.12, 4.3.8, 4.4.7, 4.5.6, 4.6.3, 4.7.2 --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

External References

https://www.cve.org/CVERecord?id=CVE-2017-5612 https://www.wordfence.com/threat-intel/vulnerabilities/id/ab710963-64e2-476e-9a60-0a18b64b7550

CVSS Vector

6.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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