CVE-2026-88998: CWE-345 Insufficient Verification of Data Authenticity in Tickera
Description
CVE-2026-88998 is a vulnerability in the Tickera WordPress plugin before version 3.6.0.4. The plugin fails to properly verify the integrity of incoming payment notifications. Specifically, the validated signature does not cover critical fields such as the order or the payment amount. This flaw allows unauthenticated attackers to forge payment confirmations and mark arbitrary orders as paid without actual payment.
CVSS v3.1
Score 5.3medium
Affected software
Tickera
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Tickera WordPress plugin versions prior to 3.6.0.4 contain an insufficient verification of data authenticity vulnerability (CWE-345). The plugin does not correctly verify the integrity of incoming payment notifications because the validated signature excludes the order and amount details. As a result, attackers can forge payment confirmations to fraudulently mark orders as paid.
Potential Impact
An attacker can exploit this vulnerability to bypass payment verification, causing orders to be marked as paid without any actual payment. This can lead to financial loss for merchants using the affected Tickera plugin versions. There is no indication of confidentiality or availability impact.
Mitigation Recommendations
Upgrade the Tickera WordPress plugin to version 3.6.0.4 or later where this vulnerability is fixed. Since this is a plugin vulnerability and not a cloud service, manual patching by updating the plugin is required. Patch status is confirmed by the version information provided.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-09-10T16:10:02.777Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6acf5e2e2cdf04f6566e4b1f
Added to database: 10/14/2026, 10:49:18 UTC
Last enriched: 10/14/2026, 11:04:05 UTC
Last updated: 10/14/2026, 11:08:19 UTC
Views: 4
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