CVE-2026-21228 json
Azure Local Remote Code Execution Vulnerability
published 2026-02-10 8 mo ago modified 2026-08-19 2 mo ago also EUVD-2026-7310
- cvss
- 8.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 55%
- public exploits
- 0
- none known
Summary
Improper certificate validation in Azure Local allows an unauthorized attacker to execute code over a network.
Patch / fix
- Microsoft Azure Local 2510.0.3002
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 8 mo ago
Exploit prediction
0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C |
| CNA | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
- Microsoft Azure Local
Classification
- Weakness
-
- CWE-295 Improper Certificate Validation
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2026-21228
vendor-advisory, patch
Sources
- CVE List CVE-2026-21228
- NVD CVE-2026-21228
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.