CVE-2026-4852

MEDIUM 6.4

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

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-79
Vendor	webzunft
Product	image source control lite – show image credits and captions
Published	Apr 20, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

webzunft / Image Source Control Lite – Show Image Credits and Captions

0 ≤ 3.9.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/db0222e2-5a50-43f4-8620-12b97c712dec?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/image-source-control-isc/tags/3.8.0/public/views/global-list.php#L37

Credits

Athiwat Tiprasaharn Vilaysone CHANTHAVONG