Is CVE-2026-56240 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-56240?

CVE-2026-56240 has a CVSS v3 severity of MEDIUM (4.3).

Back

CVE-2026-56240

Description

Capgo before 12.128.12 contains a billing authorization bypass vulnerability in the plan_valid calculation that allows organizations with exhausted or expired usage credit grants to bypass billing gates. Attackers can exploit the divergence between the plugin hot-path plan_valid expression and the authoritative billing gate to gain continued access to /updates, /stats, /channel_self, and attachment upload endpoints after credit depletion.