How severe is CVE-2026-94099?

CVE-2026-94099 has a CVSS 3.x base score of 9.9, rated critical 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-2026-94099 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-94099?

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.

When was CVE-2026-94099 published?

CVE-2026-94099 was published on 2026-09-21 and last updated on 2026-09-22.

CVE-2026-94099

CVE-2026-94099 is a critical-severity vulnerability with a CVSS 3.x base score of 9.9. 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-74.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
CVSS v2: 9.0
CVSS v4: 8.6
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Published: 2026-09-21
Last modified: 2026-09-22

Description

A security flaw has been discovered in Netcore NBR200V2 1.3.241127.071246. This issue affects some unknown processing of the file restore.cgi of the component Backup Restore. Performing a manipulation of the argument QUERY_STRING results in command injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-94099?: A security flaw has been discovered in Netcore NBR200V2 1.3.241127.071246. This issue affects some unknown processing of the file restore.cgi of the component Backup Restore. Performing a manipulation of the argument QUERY_STRING results in command injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-94099?: CVE-2026-94099 has a CVSS 3.x base score of 9.9, rated critical 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-2026-94099 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-94099?: 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.
When was CVE-2026-94099 published?: CVE-2026-94099 was published on 2026-09-21 and last updated on 2026-09-22.

References

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