CVE-2026-26135

Critical

Description

Server-side request forgery (ssrf) in Azure Custom Locations Resource Provider (RP) allows an authorized attacker to elevate privileges over a network.

SeverityCritical

CVSS9.6

Exploit probability—

Product

Microsoft Azure Custom Locations Resource Provider

PublishedApr 3, 2026

First seenApr 3, 2026

Weakness typeCWE-918Server-side request forgery (SSRF)

How to fix

Patches

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26135

Affected products

Product	Affected versions	Fixed in
microsoft azure_custom_locations_resource_provider	No range specified	—

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