How severe is CVE-2025-62844?

CVE-2025-62844 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-62844 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-62844?

CVE-2025-62844 primarily affects Qnap Qurouter. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-62844?

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

Does CVE-2025-62844 have an EU (EUVD) identifier?

Yes. CVE-2025-62844 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208897.

When was CVE-2025-62844 published?

CVE-2025-62844 was published on 2026-03-20 and last updated on 2026-06-17.

CVE-2025-62844

CVE-2025-62844 is a medium-severity vulnerability in Qnap Qurouter with a CVSS 3.x base score of 5.5. 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-1390.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v4: 4.0
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208897
Weakness: CWE-1390
Affected product: Qnap Qurouter
Published: 2026-03-20
Last modified: 2026-06-17

Description

A weak authentication vulnerability has been reported to affect QHora. If an attacker gains local network access, they can then exploit the vulnerability to gain sensitive information. We have already fixed the vulnerability in the following version: QuRouter 2.6.2.007 and later

Frequently asked questions

What is CVE-2025-62844?: A weak authentication vulnerability has been reported to affect QHora. If an attacker gains local network access, they can then exploit the vulnerability to gain sensitive information. We have already fixed the vulnerability in the following version: QuRouter 2.6.2.007 and later
How severe is CVE-2025-62844?: CVE-2025-62844 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-62844 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-62844?: CVE-2025-62844 primarily affects Qnap Qurouter. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-62844?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-62844 have an EU (EUVD) identifier?: Yes. CVE-2025-62844 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208897.
When was CVE-2025-62844 published?: CVE-2025-62844 was published on 2026-03-20 and last updated on 2026-06-17.

References

https://www.qnap.com/en/security-advisory/qsa-26-12

Affected products (3)

cpe:2.3:o:qnap:qurouter:2.6.0.239:build_20250625:*:*:*:*:*:*
cpe:2.3:o:qnap:qurouter:2.6.0.688:build_20250818:*:*:*:*:*:*
cpe:2.3:o:qnap:qurouter:2.6.1.028:build_20251001:*:*:*:*:*:*

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