CVE-2021-26444
Azure RTOS Information Disclosure Vulnerability
Azure RTOS Information Disclosure Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Azure RTOS Information Disclosure Vulnerability
Azure RTOS Information Disclosure Vulnerability
- Record
CVE-2021-26444- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-13249
Azure RTOS Information Disclosure Vulnerability
- Record
EUVD-2021-13249- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-jmqc-w23f-4j6j
Azure RTOS Information Disclosure Vulnerability This CVE ID is unique from CVE-2021-42301, CVE...
Azure RTOS Information Disclosure Vulnerability This CVE ID is unique from CVE-2021-42301, CVE-2021-42323.
- Record
GHSA-jmqc-w23f-4j6j- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
NVD
Azure RTOS Information Disclosure Vulnerability
- Record
CVE-2021-26444- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - CVSS 2.0
- 1.9 Low
AV:L/AC:M/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-26444 is a low vulnerability (CVSS 3.3) in Microsoft Azure Real Time Operating System, published November 10, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.57%, the 75th percentile. No source names a fixed version.