CVE-2026-50748
CVE-2026-50748 is a critical-severity vulnerability in Ui Unifi Access 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-20.
Key facts
- Severity: Critical (CVSS 3.x base score 9.9)
- EPSS exploit prediction: 2% (75th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Ui Unifi Access
- Published:
- Last modified:
Description
A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in UniFi Access Application to execute a Command Injection on the host device.
Frequently asked questions
- What is CVE-2026-50748?
- A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in UniFi Access Application to execute a Command Injection on the host device.
- How severe is CVE-2026-50748?
- CVE-2026-50748 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-2026-50748 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-50748?
- CVE-2026-50748 affects Ui Unifi Access. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-50748?
- 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-2026-50748 published?
- CVE-2026-50748 was published on 2026-07-02 and last updated on 2026-08-17.
References
Affected products (1)
- cpe:2.3:a:ui:unifi_access:*:*:*:*:*:*:*:*
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