WordPress Core < 4.9.1 - Reflected Cross-Site Scripting

2017-11-29 00:00

Anonymous

Strategic Overview

Status

Patched in 3.7.24

Affected CoreWordPress 4.9

Affected Version3.7 – 4.9 · 14 branches

CVSS6.1Medium

CVECVE-2017-17094

View all WordPress 4.9 vulnerabilities

Vulnerability Overview

wp-includes/feed.php in WordPress before 4.9.1 does not properly restrict enclosures in RSS and Atom fields, which might allow attackers to conduct XSS attacks via a crafted URL.

Technical Analysis

REMEDIATION: Update to one of the following versions, or a newer patched version: 3.7.24, 3.8.24, 3.9.22, 4.0.21, 4.1.21, 4.2.18, 4.3.14, 4.4.13, 4.5.12, 4.6.9, 4.7.8, 4.8.4, 4.9.1 --- 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-2017-17094 https://www.wordfence.com/threat-intel/vulnerabilities/id/0b4ec57a-c52a-40c1-897a-db67efbd7177

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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