CVE-2026-48799

CVE-2026-48799CVE-2026-48799

Description

Postiz is an AI social media scheduling tool. Prior to 2.21.8, Postiz fails to verify Nowpayments IPN callback authenticity against the payment provider shared secret and reads the target subscription identifier from the untrusted request body, allowing a low-privileged account to grant arbitrary organizations lifetime PRO subscriptions without payment. This issue is fixed in version 2.21.8.

Scoring

CVSS 7.7 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
Last modified2026-07-15
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.