CVE-2021-39313

MEDIUM 6.1CVE-2021-39313 · Published 14/12/2021 · updated 17/06/2026

In short

CVE-2021-39313 is a MEDIUM (CVSS 6.1) vulnerability affecting simple image gallery (duogeek).
Chance of exploitation in the next 30 days (EPSS): 0.78%, higher than 56.1% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
simple image gallery duogeek	`≤ 1.0.6`	No fix yet

Description

The Simple Image Gallery WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the msg parameter found in the ~/simple-image-gallery.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.6.

References

plugins.trac.wordpress.org/browser/simple-responsive-image-gallery/tags/1.0.6/simple-image-gallery.php · Third Party Advisory
wordfence.com/vulnerability-advisories · Third Party Advisory

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