Azure SDK for Python Remote Code Execution Vulnerability (Microsoft Azure AI Language Authoring)
At a glance
- Source
- NVD
- EPSS
- EPSS 2.58 % · percentile 85 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- microsoft
- NVD status
- Analyzed
Description
Deserialization of untrusted data in Azure SDK allows an unauthorized attacker to execute code over a network.
Weaknesses (CWE)
- CWE-502 — Deserialization of Untrusted Data
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C | microsoft |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · secure@microsoft.com (Secondary) |
Advisories
- GHSA-436v-jg82-p533 — Azure AI Language Authoring Elevation of Privilege Vulnerability can Lead to RCE
- PYSEC-2026-289 — Azure AI Language Authoring Elevation of Privilege Vulnerability can Lead to RCE
European references
- ENISA EUVD · EUVD-2026-7338
- GCVE · GCVE-0-2026-21531
CERT-FR advisories
- CERTFR-2026-AVI-0152 — Multiples vulnérabilités dans Microsoft Azure · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:microsoft:azure_conversation_authoring_client_library:1.0.0:beta1:*:*:*:python:*:*cpe:2.3:a:microsoft:azure_conversation_authoring_client_library:1.0.0:beta2:*:*:*:python:*:*cpe:2.3:a:microsoft:azure_conversation_authoring_client_library:1.0.0:beta3:*:*:*:python:*:*
Affected products
| Product | Versions |
|---|---|
| Microsoft · Azure AI Language Authoring | affected 1.0.0 < 1.0.0b4 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |