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Vulnerabilities

Vulnerability · CVE-2025-62843

An improper restriction of communication channel to intended endpoints vulnerability has been reported to affect QHora.

Published Mar 20, 2026 · catalog updated Jun 17, 2026 · An improper restriction of

Check if you run it

No confirmed exploitation is on record for CVE-2025-62843. EPSS is 0.29%. Act only if a listed version of An improper restriction of is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (An improper restriction of).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Low0.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.29%
Remediation
Advisory link
Affected products
cpe qnap/qurouter

An improper restriction of communication channel to intended endpoints vulnerability has been reported to affect QHora. If an attacker gains physical access, they can then exploit the vulnerability to gain the privileges that were intended for the original endpoint. We have already fixed the vulnerability in the following version: QuRouter 2.6.3.009 and later

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe qnap/qurouter2.6.0.239
  • cpe qnap/qurouter2.6.0.688
  • cpe qnap/qurouter2.6.1.028
  • cpe qnap/qurouter2.6.2.007

How to fix CVE-2025-62843

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-62843. EPSS is 0.29%. Act only if a listed version of An improper restriction of is installed.

Which versions are affected?

Compare what you have installed with 2.6.0.239, 2.6.0.688, 2.6.1.028, 2.6.2.007. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-923. EPSS 0.29%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 20, 2026 · NIST NVD

    Detected

    An improper restriction of communication channel to intended endpoints vulnerability has been reported to affect QHora. If an attacker gains physical access, they can then exploit the vulnerability to gain the privileges that were intended for the original endpoint. We have already fixed the vulnerability in the following version: QuRouter 2.6.3.009 and later

  2. Jun 17, 2026 · NIST NVD

    Updated

    An improper restriction of communication channel to intended endpoints vulnerability has been reported to affect QHora. If an attacker gains physical access, they can then exploit the vulnerability to gain the privileges that were intended for the original endpoint. We have already fixed the vulnerability in the following version: QuRouter 2.6.3.009 and later

Sources

  • CVE.orgVulnerability recordCVE-2025-62843

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-62843

    30-day exploitation probability 0.3%

    first.org
  • NIST NVDVulnerability recordCVE-2025-62843

    An improper restriction of communication channel to intended endpoints vulnerability has been reported to affect QHora. If an attacker gains physical access, they can then exploit the vulnerability to gain the privileges that were intended for the original endpoint. We have alre

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.