CVE-2026-110611

MediumCVSS 5.9/10Last modified Oct 20, 2026

Description

REBUILD through 4.5.0 contains an authorization bypass vulnerability in AiBot2Controller /aibot2 endpoints that act on a caller-supplied chatid without verifying ownership. Authenticated low-privilege users can supply another user's chatid to chat-init, chat-delete, chat-feedback, or chat-stream-stop to read, delete, exfiltrate, or interrupt AI assistant conversations.

Metrics

CVSS 3.1 5.9/10CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N

Weakness enumeration

CWE-639

Affected software

No affected versions have been published.

Timeline

Published
Oct 14, 2026
Last modified
Oct 20, 2026
NVD status
Deferred

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CVE-2026-110611: Medium severity, CVSS 5.9 | Vulnix