CVE-2026-126659
Received
Received - Intake
Resource Exhaustion in BlueprintUE Self-Hosted Edition
Vulnerability report for CVE-2026-126659, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-11-11
Last updated on: 2026-11-11
Assigner: VulnCheck
Description
Description
BlueprintUE Self-Hosted Edition 1.0.0 before 4.3.5 contains a resource exhaustion vulnerability that allows unauthenticated attackers to fill server storage by repeatedly creating anonymous blueprints. Attackers can send large requests to HomeController::doProcessCreateBlueprint() with a 'never' expiration, bypassing purges to fill the disk and deny service.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| blueprintue | self_hosted_edition | to 4.3.5 (exc) |
| blueprintue | blueprintue_self_hosted_edition | to 4.3.5 (exc) |
| blueprintue | blueprintue_self_hosted_edition | 4.3.2 |
| blueprintue | blueprintue_self_hosted_edition | 4.3.4 |
| blueprintue | blueprintue_self_hosted_edition | 4.3.5 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-770 | The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated. |
