CVE-2026-19127

Insufficient verification of lifetime-deal redemption codes allows forgery of permanent paid subscriptions

Published Aug 6, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

No solution other than upgrading to v2.21.10 is currently known.


Vendor Workaround

No workaround other than upgrading to v2.21.10 is currently known.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Gitroomhq
Gitroomhq postiz-app
Vendors & Products Gitroomhq
Gitroomhq postiz-app
Type Values Removed Values Added
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.
Title Insufficient verification of lifetime-deal redemption codes allows forgery of permanent paid subscriptions
Weaknesses CWE-345
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
postiz
Published
Updated
Aug 7, 2026, 2:03 PM
Reserved
Aug 6, 2026, 3:49 PM
Status
Deferred
Published
Aug 6, 2026, 10:16 PM
Modified
Oct 23, 2026, 9:10 PM