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High 8.8Published Jan 8, 2026
CVE-2026-21639A malicious actor in Wi-Fi range of the affected product could leverage a vulnerability in the airMAX Wireless Protocol to achieve a remote code execution (RCE) within the affected product.
Updated under an hour ago ()
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It affects ui airmax_ac_firmware and 3 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A malicious actor in Wi-Fi range of the affected product could leverage a vulnerability in the airMAX Wireless Protocol to achieve a remote code execution (RCE) within the affected product.
- CVSS
- 8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-120, CWE-77
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Jul 30, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
ui airmax_ac_firmware ui:airmax_ac_firmware | before 8.7.21 | NVD |
ui airmax_m_firmware ui:airmax_m_firmware | before 6.3.24 | NVD |
ui airfiber_af60-xg_firmware ui:airfiber_af60-xg_firmware | before 1.2.3 | NVD |
ui airfiber_af60_firmware ui:airfiber_af60_firmware | before 2.6.8 | NVD |
References
- https://community.ui.com/releases/Security-Advisory-Bulletin-061-061/1e4fe5f8-29c7-4a7d-a518-01b1537983bavendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.