codepeople Booking Calendar Contact Form Plugin up to 1.2.60 on WordPress dex_bccf_check_IPN_verification dex_bccf_ipn authorization

Summaryinfo

A vulnerability was found in codepeople Booking Calendar Contact Form Plugin up to 1.2.60 on WordPress. It has been rated as problematic. Impacted is the function dex_bccf_check_IPN_verification. The manipulation of the argument dex_bccf_ipn leads to authorization. This vulnerability is referenced as CVE-2025-13318. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in codepeople Booking Calendar Contact Form Plugin up to 1.2.60 on WordPress. It has been rated as problematic. This issue affects the function dex_bccf_check_IPN_verification. The manipulation of the argument dex_bccf_ipn with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. Impacted is integrity. The summary by CVE is:

The Booking Calendar Contact Form plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 1.2.60. This is due to missing authorization checks and payment verification in the `dex_bccf_check_IPN_verification` function. This makes it possible for unauthenticated attackers to arbitrarily confirm bookings and bypass payment requirements via the 'dex_bccf_ipn' parameter.

The advisory is shared at wordfence.com. The identification of this vulnerability is CVE-2025-13318. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/22/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-198532). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Calendar Software

Vendor

• codepeople

Name

• Booking Calendar Contact Form Plugin

Version

• 1.2.0
• 1.2.1
• 1.2.2
• 1.2.3
• 1.2.4
• 1.2.5
• 1.2.6
• 1.2.7
• 1.2.8
• 1.2.9
• 1.2.10
• 1.2.11
• 1.2.12
• 1.2.13
• 1.2.14
• 1.2.15
• 1.2.16
• 1.2.17
• 1.2.18
• 1.2.19
• 1.2.20
• 1.2.21
• 1.2.22
• 1.2.23
• 1.2.24
• 1.2.25
• 1.2.26
• 1.2.27
• 1.2.28
• 1.2.29
• 1.2.30
• 1.2.31
• 1.2.32
• 1.2.33
• 1.2.34
• 1.2.35
• 1.2.36
• 1.2.37
• 1.2.38
• 1.2.39
• 1.2.40
• 1.2.41
• 1.2.42
• 1.2.43
• 1.2.44
• 1.2.45
• 1.2.46
• 1.2.47
• 1.2.48
• 1.2.49
• 1.2.50
• 1.2.51
• 1.2.52
• 1.2.53
• 1.2.54
• 1.2.55
• 1.2.56
• 1.2.57
• 1.2.58
• 1.2.59
• 1.2.60

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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