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Vulnerabilities

Vulnerability · CVE-2025-22481

A command injection vulnerability has been reported to affect several QNAP operating system versions.

Published Jun 6, 2025 · catalog updated Feb 26, 2026 · QNAP Systems Inc. QuTS hero

Check this week

CVE-2025-22481 is not in CISA KEV. FIRST estimates a 97.00% chance of exploitation in the next 30 days. Check whether you run QNAP Systems Inc. QuTS hero.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
97.00%
Remediation
Version ranges on file
Affected products
vendor QNAP Systems Inc. QuTS hero h5.2.x <h5.2.4.3079 build 20250321

A command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained user access to execute arbitrary commands. We have already fixed the vulnerability in the following versions: QTS 5.2.4.3079 build 20250321 and later QuTS hero h5.2.4.3079 build 20250321 and later

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor QNAP Systems Inc. QuTS hero h5.2.x <h5.2.4.3079 build 20250321h5.2.x <h5.2.4.3079 build 20250321

How to fix CVE-2025-22481

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-22481 is not in CISA KEV. FIRST estimates a 97.00% chance of exploitation in the next 30 days. Check whether you run QNAP Systems Inc. QuTS hero.

Which versions are affected?

Compare what you have installed with QNAP Systems Inc. QuTS hero h5.2.x <h5.2.4.3079 build 20250321 h5.2.x <h5.2.4.3079 build 20250321. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 97.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 6, 2025 · EUVD

    Detected

    A command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained user access to execute arbitrary commands. We have already fixed the vulnerability in the following versions: QTS 5.2.4.3079 build 20250321 and later QuTS hero h5.2.4.3079 build 20250321 and later

  2. Feb 26, 2026 · EUVD

    Updated

    A command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained user access to execute arbitrary commands. We have already fixed the vulnerability in the following versions: QTS 5.2.4.3079 build 20250321 and later QuTS hero h5.2.4.3079 build 20250321 and later

Sources

  • CVE.orgVulnerability recordCVE-2025-22481

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-17340

    A command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained user access to execute arbitrary commands. We have already fixed the vulnerability in the following v

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.