CVE-2026-126659
BlueprintUE Self-Hosted Edition 1.0.0 before 4.3.5 Storage Exhaustion via Anonymous Blueprints
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-770 |
| Vendor | blueprintue |
| Product | blueprintue-self-hosted-edition |
| Published | Nov 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
blueprintue / blueprintue-self-hosted-edition
1.0.0 < 4.3.5
References
github.com: https://github.com/blueprintue/blueprintue-self-hosted-edition/security/advisories/GHSA-q2vm-p36g-w596 github.com: https://github.com/blueprintue/blueprintue-self-hosted-edition/commit/0709b39851bf58febccf0bc74b88fa86070410de github.com: https://github.com/blueprintue/blueprintue-self-hosted-edition/pull/268 github.com: https://github.com/blueprintue/blueprintue-self-hosted-edition/releases/tag/v4.3.5 github.com: https://github.com/blueprintue/blueprintue-self-hosted-edition/blob/v4.3.4/app/controllers/www/HomeController.php#L151-L214 vulncheck.com: https://www.vulncheck.com/advisories/blueprintue-self-hosted-edition-1.0.0-before-4.3.5-storage-exhaustion-via-anonymous-blueprints
Credits
Farhan Khan rancoud