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Critical 10.0Published Oct 22, 2026
CVE-2026-83938Azure Kubernetes Configuration Service Elevation of Privilege Vulnerability
Updated under an hour ago ()
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It affects Microsoft Azure Kubernetes Configuration Service. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.71%, higher than 53% of scored CVEs.
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Missing authentication for critical function in Azure Kubernetes Configuration Service allows an unauthorized attacker to elevate privileges over a network.
- CVSS
- 10.0 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
- Weakness (CWE)
- CWE-306
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.71% (percentile 53)
- Assigned by
- microsoft
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 27, 2026
- First seen by InfoSec Signals
- Oct 22, 2026
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.