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OpenAdvisories
High · 7.1 CVE-2026-54224 EUVD-2026-37887GHSA-r4cc-xcx2-vp28

Denial of Service in UBB.threads

Published Jun 18, 2026 · Updated Jun 18, 2026 · Assigned by CERT-PL

Description

UBB.threads is vulnerable to Denial of Service (DoS). By sending multiple concurrent requests to view any user profile on instances with many registered users, an authenticated attacker can easily exhaust database resources and completely deny access to the application for other users.
Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 7.7.5 but may also affect other versions.

Affected products

VendorProductAffectedFixed
UBB Systems UBB.threads ≤ 7.7.5 —

References