PT-2026-6636 · Microsoft · Azure Functions

Henrique Pereira · Published 2026-02-05 · Updated 2026-03-12 · CVE-2026-21532

Positive Technologies (AI Summary)

CVSS v3.1

8.2

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Name of the Vulnerable Software and Affected Versions Azure Function (affected versions not specified)

Description An information disclosure issue exists in Azure Function. The issue allows for the potential disclosure of information.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2026-21532

Affected Products

Azure Functions

References · 7

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21532 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-21532 · Security Note
• https://twitter.com/TheHackerWire/status/2019550926491775275 · Twitter Post
• https://fidelissecurity.com/vulnerabilities/cve-2026-21532 · Reddit Post
• https://t.me/CVEtracker/43876 · Telegram Post
• https://t.me/msrcreports/3016 · Telegram Post
• https://t.me/cveNotify/151068 · Telegram Post