CVE-2025-13889

MEDIUM

Simple Nivo Slider <= 0.5.6 - Authenticated Stored Cross-Site Scripting via Shortcode ID Parameter

Title source: llm
STIX 2.1

Description

The Simple Nivo Slider plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' shortcode parameter in all versions up to, and including, 0.5.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

References (3)

Core 3

Scores

CVSS v3 6.4
EPSS 0.0023
EPSS Percentile 13.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
tmus/Simple Nivo Slider < 0.5.6
Published Dec 12, 2025
Tracked Since Feb 18, 2026