What is CVE-2021-24738?

CVE-2021-24738 is a medium-severity vulnerability in Shapedplugin Logo Carousel, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-12-21.

How severe is CVE-2021-24738?

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

Is CVE-2021-24738 known to be exploited?

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

XSS in Shapedplugin Logo Carousel

CVE-2021-24738

The Logo Carousel WordPress plugin before 3.4.2 does not validate and escape the "Logo Margin" carousel option, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-12-21 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.006 (46.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Shapedplugin Logo Carousel
Logo Carousel – Slider, Showcase, And Clients Gallery — versions 3.4.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

wpscan.com/vulnerability/2c3d8c21-ecd4-41ba-8183-2ecbd9a3df25 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-24738?: CVE-2021-24738 is a medium-severity vulnerability in Shapedplugin Logo Carousel, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-12-21.
How severe is CVE-2021-24738?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-24738 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.