CVE-2026-5356: CWE-862 Missing Authorization in latepoint LatePoint – Calendar Booking Plugin for Appointments and Events
The LatePoint – Calendar Booking Plugin for Appointments and Events plugin for WordPress is vulnerable to Improper Input Validation in all versions up to, and including, 5.4.0. This is due to the plugin's Stripe Connect payment processor accepting a client-supplied PaymentIntent ID. This makes it possible for unauthenticated attackers to pay an arbitrary amount by supplying a previously succeeded PaymentIntent token.
AI Analysis
Technical Summary
CVE-2026-5356 is a high-severity vulnerability affecting the LatePoint WordPress plugin (up to version 5.4.0). The plugin's Stripe Connect payment processor accepts a client-supplied PaymentIntent ID without proper authorization checks. This improper input validation enables unauthenticated attackers to reuse a previously succeeded PaymentIntent token to pay arbitrary amounts, bypassing intended payment restrictions. The vulnerability is categorized under CWE-862 (Missing Authorization). No official patch or remediation level has been disclosed at this time.
Potential Impact
An attacker can exploit this vulnerability to make unauthorized payments by reusing valid PaymentIntent tokens, potentially leading to financial loss or abuse of the payment system. The vulnerability does not impact confidentiality or availability but has a high impact on integrity due to unauthorized payment manipulation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should monitor for updates from the LatePoint plugin vendor. Avoid using versions up to and including 5.4.0 in environments where payment integrity is critical. Consider disabling the Stripe Connect payment processor integration if feasible until a fix is released.
CVE-2026-5356: CWE-862 Missing Authorization in latepoint LatePoint – Calendar Booking Plugin for Appointments and Events
Description
The LatePoint – Calendar Booking Plugin for Appointments and Events plugin for WordPress is vulnerable to Improper Input Validation in all versions up to, and including, 5.4.0. This is due to the plugin's Stripe Connect payment processor accepting a client-supplied PaymentIntent ID. This makes it possible for unauthenticated attackers to pay an arbitrary amount by supplying a previously succeeded PaymentIntent token.
CVSS v3.1
Score 7.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-5356 is a high-severity vulnerability affecting the LatePoint WordPress plugin (up to version 5.4.0). The plugin's Stripe Connect payment processor accepts a client-supplied PaymentIntent ID without proper authorization checks. This improper input validation enables unauthenticated attackers to reuse a previously succeeded PaymentIntent token to pay arbitrary amounts, bypassing intended payment restrictions. The vulnerability is categorized under CWE-862 (Missing Authorization). No official patch or remediation level has been disclosed at this time.
Potential Impact
An attacker can exploit this vulnerability to make unauthorized payments by reusing valid PaymentIntent tokens, potentially leading to financial loss or abuse of the payment system. The vulnerability does not impact confidentiality or availability but has a high impact on integrity due to unauthorized payment manipulation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should monitor for updates from the LatePoint plugin vendor. Avoid using versions up to and including 5.4.0 in environments where payment integrity is critical. Consider disabling the Stripe Connect payment processor integration if feasible until a fix is released.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-04-01T16:48:04.044Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4e499ec9d9e3dbe31c0514
Added to database: 07/08/2026, 12:59:10 UTC
Last enriched: 07/08/2026, 13:13:26 UTC
Last updated: 07/09/2026, 01:28:56 UTC
Views: 9
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