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Highest advisory severityHigh 1 vendor · 1 advisory

CVE-2025-62843

CVE-2025-62843 is covered by the QNAP QSA-26-12 security bulletin. Not in the CISA KEV catalog. High advisory severity. 1 advisory from QNAP.

Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.

NVD detail CVE.org

CVE-2025-62843 at a glance

CISA KEV
Not listed (catalog checked )
Highest advisory severity
High
Vendor advisories
1 from QNAP
VulniPulse record
Published · Updated

Is CVE-2025-62843 exploited?

No exploitation is reported in the sources VulniPulse tracks: CVE-2025-62843 is not in the CISA KEV catalog (checked ) and no tracked advisory for it reports exploitation. That is not proof the vulnerability cannot be exploited.

How do I fix CVE-2025-62843?

This CVE is tracked through a multi-CVE bulletin, so its fixed releases may differ from the bulletin-wide values below. Check the vendor source.

Vendor advisory comparison

QNAP

1 advisory
  • Advisory severityHigh7.3

    High [CVE-2025-62843 +3] improper restriction of communication channel to intended endpoints vulnerability has been reported to affect QHora.

    QSA-26-12Source published Source updated

    This bulletin covers 4 CVEs. The products, versions, score and guidance below describe the bulletin; check its source for applicability to this specific CVE.

    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 Affected product named by the advisory: QuRouter 2.6.x.

    Affected products in this advisory
    • QuRouter 2.6.x
    Source-reported affected versions
    Affected-version details not available in this record.
    Source-reported fixed versions
    • QuRouter 2.6.3.009 and later
    Mitigation guidance
    • Update the affected QNAP app / operating system to a fixed release: QuRouter 2.6.3.009 and later.
    Full advisory and evidenceOpen source bulletin

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