CVE-2026-54408
CVE-2026-54408 is a high-severity vulnerability in Ui Unifi Protect with a CVSS 3.x base score of 8.6. 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-284.
Key facts
- Severity: High (CVSS 3.x base score 8.6)
- EPSS exploit prediction: 0% (19th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-284
- Affected product: Ui Unifi Protect
- Published:
- Last modified:
Description
A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Protect Application to bypass authentication for data streaming.
Frequently asked questions
- What is CVE-2026-54408?
- A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Protect Application to bypass authentication for data streaming.
- How severe is CVE-2026-54408?
- CVE-2026-54408 has a CVSS 3.x base score of 8.6, 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 low, and availability low.
- Is CVE-2026-54408 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-54408?
- CVE-2026-54408 affects Ui Unifi Protect. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-54408?
- 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.
- When was CVE-2026-54408 published?
- CVE-2026-54408 was published on 2026-07-02 and last updated on 2026-07-07.
References
Affected products (1)
- cpe:2.3:a:ui:unifi_protect:*:*:*:*:*:*:*:*
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