CVE-2026-4852CWE-79

Image Source Control Lite – Show Image Credits and Captions <= 3.9.1 - Authenticated (Author+) Stored Cross-Site Scripting via 'Image Source' Field

Medium · published April 20, 2026

CVSS v3.1
6.4
EPSS
0%
Percentile
16.9
In the wild
Unconfirmed
What it is

The Image Source Control Lite – Show Image Credits and Captions plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Image Source' attachment field in all versions up to, and including, 3.9.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The record
Technical detail
CVSS v3.1
6.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00261 · 16.9th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-04-20T20:26Z
EPSS history
Timeline
  • 20 APR 20:26Z
    Image Source Control Lite – Show Image Credits and Captions <= 3.9.1 - Authenticated (Author+) Stored Cross-Site Scripting via 'Image Source' Field
    cvelistv5