CVE-2026-1820

MEDIUM

Media Library Alt Text Editor <1.0.0 - XSS

Title source: llm
STIX 2.1

Description

The Media Library Alt Text Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'bvmalt_sc_div_update_alt_text' shortcode in all versions up to, and including, 1.0.0 due to insufficient input sanitization and output escaping on user supplied attributes. 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.

Scores

CVSS v3 6.4
EPSS 0.0004
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)
brainvireinfo/Media Library Alt Text Editor < 1.0.0
Published Mar 07, 2026
Tracked Since Mar 07, 2026