CVE-2025-59388
CVE-2025-59388 is a critical-severity vulnerability in Qnap Hyper Data Protector with a CVSS 3.x base score of 9.8. 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-259.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v4: 6.6
- EPSS exploit prediction: 0% (38th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-208605
- Weakness: CWE-259
- Affected product: Qnap Hyper Data Protector
- Published:
- Last modified:
Description
A use of hard-coded password vulnerability has been reported to affect Hyper Data Protector. The remote attackers can then exploit the vulnerability to gain unauthorized access. We have already fixed the vulnerability in the following version: Hyper Data Protector 2.3.1.455 and later
Frequently asked questions
- What is CVE-2025-59388?
- A use of hard-coded password vulnerability has been reported to affect Hyper Data Protector. The remote attackers can then exploit the vulnerability to gain unauthorized access. We have already fixed the vulnerability in the following version: Hyper Data Protector 2.3.1.455 and later
- How severe is CVE-2025-59388?
- CVE-2025-59388 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2025-59388 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-59388?
- CVE-2025-59388 affects Qnap Hyper Data Protector. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-59388?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2025-59388 have an EU (EUVD) identifier?
- Yes. CVE-2025-59388 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208605.
- When was CVE-2025-59388 published?
- CVE-2025-59388 was published on 2026-03-12 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:qnap:hyper_data_protector:*:*:*:*:*:*:*:*
More vulnerabilities in Qnap Hyper Data Protector
- CVE-2025-59389 — Critical (CVSS 9.8): An SQL injection vulnerability has been reported to affect Hyper Data Protector. The remote attackers can then exploit…
All CVEs affecting Qnap Hyper Data Protector →
Other CWE-259 vulnerabilities
- CVE-2024-32741 — Critical (CVSS 10.0): A vulnerability has been identified in SIMATIC CN 4100 (All versions < V3.0). The affected device contains hard coded…
- CVE-2014-2363 — Critical (CVSS 10.0): Morpho Itemiser 3 8.17 has hardcoded administrative credentials, which makes it easier for remote attackers to obtain…
- CVE-2012-5862 — Critical (CVSS 10.0): These Sinapsi devices store hard-coded passwords in the PHP file of the device. By using the hard-coded passwords in…
- CVE-2025-20286 — Critical (CVSS 9.9): A vulnerability in Amazon Web Services (AWS), Microsoft Azure, and Oracle Cloud Infrastructure (OCI) cloud deployments…
- CVE-2026-35905 — Critical (CVSS 9.8): T3 Technology CPE models T625Pro v1.0.07, T6825G v1.0.03, and T7281 v1.0.03 were discovered to contain a hardcoded…
- CVE-2026-7251 — Critical (CVSS 9.8): Eppendorf BioFlo 320 is vulnerable due to VNC server using a hard-coded password. If a remote attacker knows the…