# CVE-2026-13395: Bookly < 27.8 - Unauthenticated SQL Injection via staff_id

> Unauthenticated attackers can exploit SQL injection in the Bookly WordPress plugin to extract sensitive database information, including password hashes.

- **Severity:** High 8.6 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 30 Jul 2026
- **Updated:** 30 Jul 2026
- **Also known as:** GHSA-q72x-7f87-fq74

## What is CVE-2026-13395?

CVE-2026-13395 is a high-severity SQL injection vulnerability in Unknown Online Scheduling and Appointment Booking System, published on 30 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Online Scheduling and Appointment Booking System  WordPress plugin before 27.8 does not sanitize or properly cast a user-supplied parameter from its unauthenticated front-end booking requests before using it in a SQL query, allowing unauthenticated attackers to perform SQL injection attacks and extract sensitive data such as password hashes from the database.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2026-13395?


## How do I fix CVE-2026-13395?

No fix has been published for CVE-2026-13395 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-13395 being exploited?

There is no known exploitation of CVE-2026-13395 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-13395 and fix it if it is affected.

What it is: CVE-2026-13395 is a high-severity SQL injection vulnerability in Unknown Online Scheduling and Appointment Booking System, published on 30 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-13395 in the wild and no public exploit code.

Affected product: Unknown Online Scheduling and Appointment Booking System. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-13395/ (Markdown: https://insights.sbomify.com/CVE-2026-13395/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-13395
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-13395
- OSV: https://osv.dev/vulnerability/CVE-2026-13395

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-13395/
Summaries are generated and may contain mistakes; the official description above is the record.