How severe is CVE-2026-41036?

CVE-2026-41036 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-41036 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-41036?

CVE-2026-41036 affects Qntmnet Qn-i-470 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-41036?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-41036 have an EU (EUVD) identifier?

Yes. CVE-2026-41036 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-24077.

When was CVE-2026-41036 published?

CVE-2026-41036 was published on 2026-04-21 and last updated on 2026-06-17.

CVE-2026-41036

CVE-2026-41036 is a high-severity vulnerability in Qntmnet Qn-i-470 Firmware with a CVSS 3.x base score of 8.8. 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-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 8.7
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-24077
Weakness: CWE-78
Affected product: Qntmnet Qn-i-470 Firmware
Published: 2026-04-21
Last modified: 2026-06-17

Description

This vulnerability exists in Quantum Networks router due to inadequate sanitization of user-supplied input in the management CLI interface. An authenticated remote attacker could exploit this vulnerability by injecting arbitrary OS commands on the targeted device. Successful exploitation of this vulnerability could allow the attacker to perform remote code execution with root privileges on the targeted device.

Frequently asked questions

What is CVE-2026-41036?: This vulnerability exists in Quantum Networks router due to inadequate sanitization of user-supplied input in the management CLI interface. An authenticated remote attacker could exploit this vulnerability by injecting arbitrary OS commands on the targeted device. Successful exploitation of this vulnerability could allow the attacker to perform remote code execution with root privileges on the targeted device.
How severe is CVE-2026-41036?: CVE-2026-41036 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-41036 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-41036?: CVE-2026-41036 affects Qntmnet Qn-i-470 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-41036?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-41036 have an EU (EUVD) identifier?: Yes. CVE-2026-41036 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-24077.
When was CVE-2026-41036 published?: CVE-2026-41036 was published on 2026-04-21 and last updated on 2026-06-17.

References

https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOTES01&VLCODE=CIVN-2026-0200

Affected products (1)

cpe:2.3:o:qntmnet:qn-i-470_firmware:6.1.1.b1:*:*:*:*:*:*:*

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