CVE-2026-105139

Medium

Description

Obot 0.26.0 before 0.26.2 contains an authorization bypass vulnerability that allows authenticated users matching any vMCP profile to reach prompts and resources of ungranted components. Because profiles were enforced only on tools, attackers can access prompts, resources, and resource templates through the vMCP owner's shared component connection.

SeverityMedium

CVSS4.3

Exploit probability—

ProductObot

PublishedOct 7, 2026

First seenOct 7, 2026

Weakness typeCWE-863Incorrect authorization

How to fix

Update

obot-platform obot0.26.2 or later

Patches

github.com/obot-platform/obot/commit/8d92701c2018a7b9dd6d692498fa5f41fdb912ea

Vendor advisories

Affected products

Product	Affected versions	Fixed in
obot-platform obot	0.26.0 ≤ v < 0.26.2	0.26.2

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