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OpenAdvisories
Medium · 5.3 CVE-2026-80514 EUVD-2026-86626GHSA-7xp3-pmg2-gcq4

wpForo Forum 3.0.0 - 3.1.5 - Unauthenticated AI Credit Exhaustion via IP Rate Limit Bypass

Published Sep 25, 2026 · Updated Sep 25, 2026 · Assigned by WPScan

Description

The wpForo Forum WordPress plugin from 3.0.0 before 3.1.6 does not verify the source of client-supplied IP address headers before using them to key its per-visitor rate limit on paid AI requests, allowing unauthenticated attackers to bypass the limit by spoofing the header and exhaust the site owner's metered AI credits.

Affected products

VendorProductAffectedFixed
— wpForo Forum 3.0.0 – < 3.1.6 3.1.6

References