How severe is CVE-2024-50406?

CVE-2024-50406 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-50406 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-50406?

CVE-2024-50406 affects Qnap License Center. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-50406?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-50406 have an EU (EUVD) identifier?

Yes. CVE-2024-50406 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-54654.

When was CVE-2024-50406 published?

CVE-2024-50406 was published on 2025-06-06 and last updated on 2026-06-17.

CVE-2024-50406

CVE-2024-50406 is a medium-severity vulnerability in Qnap License Center with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v4: 2.0
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-54654
Weakness: CWE-79
Affected product: Qnap License Center
Published: 2025-06-06
Last modified: 2026-06-17

Description

A cross-site scripting (XSS) vulnerability has been reported to affect License Center. If exploited, the vulnerability could allow remote attackers who have gained user access to bypass security mechanisms or read application data. We have already fixed the vulnerability in the following version: License Center 1.9.49 and later

Frequently asked questions

What is CVE-2024-50406?: A cross-site scripting (XSS) vulnerability has been reported to affect License Center. If exploited, the vulnerability could allow remote attackers who have gained user access to bypass security mechanisms or read application data. We have already fixed the vulnerability in the following version: License Center 1.9.49 and later
How severe is CVE-2024-50406?: CVE-2024-50406 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-50406 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-50406?: CVE-2024-50406 affects Qnap License Center. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-50406?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-50406 have an EU (EUVD) identifier?: Yes. CVE-2024-50406 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-54654.
When was CVE-2024-50406 published?: CVE-2024-50406 was published on 2025-06-06 and last updated on 2026-06-17.

References

https://www.qnap.com/en/security-advisory/qsa-25-11

Affected products (1)

cpe:2.3:a:qnap:license_center:*:*:*:*:*:*:*:*

More vulnerabilities in Qnap License Center

CVE-2024-48863 — Critical (CVSS 9.8): A command injection vulnerability has been reported to affect License Center. If exploited, the vulnerability could…
CVE-2025-53597 — Medium (CVSS 6.5): A buffer overflow vulnerability has been reported to affect License Center. If a remote attacker gains an administrator…
CVE-2025-52871 — Medium (CVSS 6.5): An out-of-bounds read vulnerability has been reported to affect License Center. If a remote attacker gains a user…
CVE-2025-22483 — Medium (CVSS 4.8): A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If a…
CVE-2025-62851 — Medium (CVSS 4.4): A path traversal vulnerability has been reported to affect License Center. If a local attacker gains an administrator…

All CVEs affecting Qnap License Center →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →