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PatchSiren cyber security CVE debrief

CVE-2026-24719 QNAP Systems Inc. CVE debrief

CVE-2026-24719 is a HIGH severity command injection vulnerability affecting several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to execute arbitrary commands. The vulnerability has already been fixed in QTS 5.2.9.3492 build 20260507 and later, and QuTS hero h5.2.9.3499 build 20260514 and later.

Vendor
QNAP Systems Inc.
Product
QTS
CVSS
MEDIUM 6.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-10
Original CVE updated
2026-06-30
Advisory published
2026-06-10
Advisory updated
2026-06-30

Who should care

Administrators of QNAP operating systems should review their systems and apply the necessary updates to prevent exploitation of this vulnerability.

Technical summary

The vulnerability, tracked as CVE-2026-24719, has a CVSS score of 8.6 and is considered HIGH severity. It allows an attacker to execute arbitrary commands if they gain an administrator account.

Defensive priority

HIGH

Recommended defensive actions

  • Apply the necessary updates: QTS 5.2.9.3492 build 20260507 and later, and QuTS hero h5.2.9.3499 build 20260514 and later.
  • Review system configurations and ensure administrator accounts are secure.

Evidence notes

The CVE record and details can be found at [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-24719). Additional information is available from [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-24719). The QNAP security advisory can be found at [ref-4](https://www.qnap.com/en/security-advisory/qsa-26-23).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-24719 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-24719

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-24719 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-24719

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.