Easy Fancybox <= 1.8.17 - Authenticated Stored Cross-Site Scripting

2019-09-25 00:00

Jakob Hagl

Strategic Overview

Status

Patched in 1.8.18

Affected PluginFirelight Lightbox

Affected Version<= 1.8.17

CVSS5.5Medium

CVECVE-2019-16524

View all Firelight Lightbox vulnerabilities

Vulnerability Overview

The easy-fancybox plugin before 1.8.18 for WordPress (aka Easy FancyBox) is susceptible to Stored XSS in the Settings Menu inc/class-easyfancybox.php due to improper encoding of arbitrarily submitted settings parameters. This occurs because there is no inline styles output filter.

Technical Analysis

REMEDIATION: Update to version 1.8.18, or a newer patched version --- 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-2019-16524 https://www.wordfence.com/threat-intel/vulnerabilities/id/1b85306d-ffb6-487d-a981-6fc04b27e751

CVSS Vector

5.5

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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