Vulnerability · CVE-2025-30264
A command injection vulnerability has been reported to affect several QNAP operating system versions.
Published Aug 29, 2025 · catalog updated Feb 26, 2026 · QNAP Systems Inc. QuTS hero
Check this week
CVE-2025-30264 is not in CISA KEV. FIRST estimates a 91.00% 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
- High7.7
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 91.00%
- Remediation
- Version ranges on file
- Affected products
- vendor QNAP Systems Inc. QuTS hero h5.2.x <h5.2.5.3138 build 20250519
A command injection vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to execute arbitrary commands. We have already fixed the vulnerability in the following versions: QTS 5.2.5.3145 build 20250526 and later QuTS hero h5.2.5.3138 build 20250519 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 <h5.2.5.3138 build 20250519h5.2.x <h5.2.5.3138 build 20250519
How to fix CVE-2025-30264
Recommended remediation
Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
CVE-2025-30264 is not in CISA KEV. FIRST estimates a 91.00% 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 <h5.2.5.3138 build 20250519 h5.2.x <h5.2.5.3138 build 20250519. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 91.00%. 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.
Aug 29, 2025 · EUVD
Detected
A command injection vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to execute arbitrary commands. We have already fixed the vulnerability in the following versions: QTS 5.2.5.3145 build 20250526 and later QuTS hero h5.2.5.3138 build 20250519 and later
Feb 26, 2026 · EUVD
Updated
A command injection vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to execute arbitrary commands. We have already fixed the vulnerability in the following versions: QTS 5.2.5.3145 build 20250526 and later QuTS hero h5.2.5.3138 build 20250519 and later
Sources
- EUVDVulnerability recordEUVD-2025-26253
A command injection vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to execute arbitrary commands. We have already fixed the vulnerability in the following version
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Feb 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.