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CVE-2026-88998

Medium

Description

The Tickera WordPress plugin before 3.6.0.4 does not correctly verify the integrity of incoming payment notifications, and the validated signature does not cover the order or the amount, allowing unauthenticated attackers to forge a payment confirmation and mark arbitrary orders as paid without paying.

SeverityMedium
CVSS5.3
Exploit probability—
ProductTickera
PublishedOct 14, 2026
First seenOct 14, 2026
Weakness typeCWE-345CWE-345

How to fix

Update
  • Tickera3.6.0.4 or later

Affected products

ProductAffected versionsFixed in
Tickerav < 3.6.0.43.6.0.4

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