How severe is CVE-2026-26048?

CVE-2026-26048 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-26048 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-26048?

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-2026-26048 have an EU (EUVD) identifier?

Yes. CVE-2026-26048 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-8307.

When was CVE-2026-26048 published?

CVE-2026-26048 was published on 2026-02-20 and last updated on 2026-06-17.

CVE-2026-26048

CVE-2026-26048 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-306.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-8307
Weakness: CWE-306
Published: 2026-02-20
Last modified: 2026-06-17

Description

The Wi-Fi router is vulnerable to de-authentication attacks due to the absence of management frame protection, allowing forged deauthentication and disassociation frames to be broadcast without authentication or encryption. An attacker can use this to cause unauthorized disruptions and create a denial-of-service condition.

Frequently asked questions

What is CVE-2026-26048?: The Wi-Fi router is vulnerable to de-authentication attacks due to the absence of management frame protection, allowing forged deauthentication and disassociation frames to be broadcast without authentication or encryption. An attacker can use this to cause unauthorized disruptions and create a denial-of-service condition.
How severe is CVE-2026-26048?: CVE-2026-26048 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-26048 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-26048?: 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-2026-26048 have an EU (EUVD) identifier?: Yes. CVE-2026-26048 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-8307.
When was CVE-2026-26048 published?: CVE-2026-26048 was published on 2026-02-20 and last updated on 2026-06-17.

References

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…

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