GHSA-3x4w-vq7f-5f76MediumCVSS 5.3
BlueprintUE Self-Hosted Edition 4.2.0 before 4.3.4 contains a login rate limit bypass...
🔗 CVE IDs covered (1)
📋 Description
BlueprintUE Self-Hosted Edition 4.2.0 before 4.3.4 contains a login rate limit bypass vulnerability in LoginMiddleware.php that keys failed-login counters on case-sensitive usernames. Unauthenticated attackers can vary username casing against case-insensitive MySQL lookups to get extra attempts and brute-force passwords past the per-account lockout.
🔗 References (8)
- https://github.com/blueprintue/blueprintue-self-hosted-edition/security/advisories/GHSA-773r-585g-6vc3
- https://nvd.nist.gov/vuln/detail/CVE-2026-122138
- https://github.com/blueprintue/blueprintue-self-hosted-edition/pull/267
- https://github.com/blueprintue/blueprintue-self-hosted-edition/commit/bd4af38d2f7d499be23fc4106f93980a1348ddd7
- https://github.com/blueprintue/blueprintue-self-hosted-edition/blob/v4.3.3/app/middlewares/LoginMiddleware.php#L119-L158
- https://github.com/blueprintue/blueprintue-self-hosted-edition/releases/tag/v4.3.4
- https://www.vulncheck.com/advisories/blueprintue-self-hosted-edition-4.2.0-before-4.3.4-login-rate-limit-bypass
- https://github.com/advisories/GHSA-3x4w-vq7f-5f76