What is GHSA-436v-jg82-p533?

GHSA-436v-jg82-p533 is a security advisory published by GitHub Security Advisories with Critical severity. Azure AI Language Authoring Elevation of Privilege Vulnerability can Lead to RCE

Which CVE IDs does GHSA-436v-jg82-p533 cover?

GHSA-436v-jg82-p533 covers the following CVE IDs: CVE-2026-21531. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-436v-jg82-p533?

GHSA-436v-jg82-p533 has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

Which products are affected by GHSA-436v-jg82-p533?

GHSA-436v-jg82-p533 affects 1 product, including: pip/azure-ai-language-conversations-authoring:\u003c 1.0.0b4.

GHSA-436v-jg82-p533CriticalCVSS 9.8

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

Vendor

GitHub Security Advisories

Published

February 10, 2026

Last Modified

October 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-21531 →

📋 Description

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.

🎯 Affected products1

pip/azure-ai-language-conversations-authoring:< 1.0.0b4

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-21531
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21531
https://github.com/pypa/advisory-database/tree/main/vulns/azure-ai-language-conversations-authoring/PYSEC-2026-289.yaml
https://pypi.org/project/azure-ai-language-conversations-authoring
https://github.com/advisories/GHSA-436v-jg82-p533