Vulnerability Description
An issue in the billing and license activation subsystem allows remote attackers to bypass payment authorization workflows. By exploiting insufficient cryptographic validation or lack of server-side state verification on promotional/lifetime-deal (LTD) redemption codes, an unauthenticated attacker can forge valid redemption tokens or replay existing single-use codes to activate permanent, tier-highest paid subscriptions without a financial transaction.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://gadvisory.org/advisories/PSA-2026-NWZN9J
- https://github.com/gitroomhq/postiz-app/commit/387d85dabe0223cd930714c19072a0aee
- https://github.com/gitroomhq/postiz-app/releases/tag/v2.21.10
FAQ
What is CVE-2026-19127?
CVE-2026-19127 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An issue in the billing and license activation subsystem allows remote attackers to bypass payment authorization workflows. By exploiting insufficient cryptographic validation or lack of server-side s...
How severe is CVE-2026-19127?
CVE-2026-19127 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-19127?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.