What is CVE-2021-24357?

CVE-2021-24357 is a medium-severity vulnerability in Fooplugins Best Image Gallery & Responsive Photo – Foogallery, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-06-14.

How severe is CVE-2021-24357?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2021-24357 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Fooplugins Best Image Gallery & Responsive Photo – Foogallery

CVE-2021-24357

In the Best Image Gallery & Responsive Photo Gallery – FooGallery WordPress plugin before 2.0.35, the Custom CSS field of each gallery is not properly sanitised or validated before being being output in the page where the gallery is embed…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (46.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Fooplugins Best Image Gallery & Responsive Photo – Foogallery — versions 2.0.35
Fooplugins Foogallery

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

contact@wpscan.com (x_refsource_CONFIRM, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-24357?: CVE-2021-24357 is a medium-severity vulnerability in Fooplugins Best Image Gallery & Responsive Photo – Foogallery, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-06-14.
How severe is CVE-2021-24357?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-24357 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.