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CVE-2026-24719: A command injection vulnerability has been reported to affect several QNAP operating system versions

41
This month
HIGH 7.2UPGRADEUPGRADE

CVE-2026-24719 is a high-severity flaw (CVSS 7.2) affecting qts, quts hero. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A command injection vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to execute arbitrary commands. We have already fixed the vulnerability in the following versions: QTS 5.2.9.3492 build 20260507 and later QuTS hero h5.2.9.3499 build 20260514 and later

Why this priority

  • High severity

A fixed release or distro patch exists.

Risk facts

CVSS score7.2 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededHigh
User interactionNone
EPSS exploit chance1.0% (top 38%)
CISA exploited listNo
WeaknessCWE-78
Published2026-06-10
Last modified2026-07-23
Publisher (CNA): QNAP Systems, Inc. · Vendor: qnap

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Last updated 2026-07-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

qnap qts UPGRADE
Affected: >= 5.2.0.2737 and < 5.2.9.3492
Fixed in: 5.2.9.3492
Safe to downgrade to: a release before 5.2.0.2737
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
qnap quts hero UPGRADE
Affected: >= h5.0.0 and < h5.2.9.3499
Fixed in: h5.2.9.3499
Safe to downgrade to: a release before h5.0.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-24719?

qts: upgrade to 5.2.9.3492; quts hero: upgrade to h5.2.9.3499. Exact commands for each OS are on this page.

Is CVE-2026-24719 being exploited?

CVE-2026-24719 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-24719 affect?

CVE-2026-24719 affects qts, quts hero. Severity is high (CVSS 7.2). A command injection vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to execute arbitrary commands. We have alrea

How urgent is CVE-2026-24719?

Priority 41/100. High severity

Software pages

QNAP vulnerabilities

Related CVEs

References

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