CVE-2021-24738: Logo Carousel < 3.4.2 - Contributor+ Stored Cross-Site Scripting

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-12-21 · updated 2026-06-17
Weakness: CWE-79

Description

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

Affected products

Logo Carousel – Logo Slider, Logo Showcase, and Clients Logo Gallery: before 3.4.2 — fixed in 3.4.2

How to fix

Upgrade to a fixed version: Logo Carousel – Logo Slider, Logo Showcase, and Clients Logo Gallery 3.4.2. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/2c3d8c21-ecd4-41ba-8183-2ecbd9a3df25
https://wpscan.com/vulnerability/2c3d8c21-ecd4-41ba-8183-2ecbd9a3df25

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