cvedb.io
CVE-2026-48799
HIGH · CVSS 7.7
EPSS exploitation probability: 0%
Published 2026-07-15T17:16:48.667 · Last modified 2026-07-15T17:16:48.667

Summary

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.

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.