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CVE

CVE-2026-21531

Azure AI Language Authoring Elevation of Privilege Vulnerability can Lead to RCE
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CVE

CVE-2026-21531

Azure AI Language Authoring Elevation of Privilege Vulnerability can Lead to RCE

Deserialization of untrusted data in the Azure AI Language Conversations Authoring client library for Python allows an unauthorized attacker to execute code over a network.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
9.8
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
C
H
U
9.8
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Related Resources

No items found.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-21531, https://github.com/Azure/azure-sdk-for-python, https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21531

Severity

9.8

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
9.8
EPSS Probability
0.00171%
EPSS Percentile
0.38457%
Introduced Version
0,1.0.0b1
Fix Available
1.0.0b4

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