e4jvikwp VikAppointments Service Booking Calendar Plugin up to 1.2.19 on WordPress Reviews Sorting sql injection

Summaryinfo

A vulnerability categorized as critical has been discovered in e4jvikwp VikAppointments Service Booking Calendar Plugin up to 1.2.19. This issue affects some unknown processing of the component Reviews Sorting. The manipulation results in sql injection. This vulnerability is identified as CVE-2026-15918. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in e4jvikwp VikAppointments Service Booking Calendar Plugin up to 1.2.19. It has been classified as critical. Affected is an unknown functionality of the component Reviews Sorting. The manipulation with an unknown input leads to a sql injection vulnerability. CWE is classifying the issue as CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

VikAppointments Service Booking Calendar wordpress plugin is vulnerable to unauthenticated SQL injection due to one of the parameters that controls how the public reviews list is sorted is taken from the incoming request and used to build a database query without proper validation or sanitization. Because this value is placed directly into the query, an attacker who is not logged in can inject arbitrary SQL through a normal booking page and read data from the site's database — including sensitive information such as WordPress user credentials. No authentication or special privileges are required

The advisory is shared for download at wordfence.com. This vulnerability is traded as CVE-2026-15918 since 07/15/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/05/2026). The MITRE ATT&CK project declares the attack technique as T1505.

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

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Productinfo

Type

• WordPress Plugin

Vendor

• e4jvikwp

Name

• VikAppointments Service Booking Calendar 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

CPE 2.3info

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• 🔒
• 🔒

CPE 2.2info

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• 🔒
• 🔒

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Entryinfo

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