What is CVE-2026-4852?

CVE-2026-4852 is a medium-severity vulnerability in Webzunft Image Source Control Lite – Show Credits And Captions, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-04-20.

How severe is CVE-2026-4852?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in Webzunft Image Source Control Lite – Show Credits And Captions

CVE-2026-4852

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…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (11.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Webzunft Image Source Control Lite – Show Credits And Captions — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-4852?: CVE-2026-4852 is a medium-severity vulnerability in Webzunft Image Source Control Lite – Show Credits And Captions, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-04-20.
How severe is CVE-2026-4852?: Medium severity. CVSS v3 base score is 6.4 out of 10.