---
title: "CVE-2026-96039: BA Book Everything WordPress Plugin - Stored XSS"
description: "BA Book Everything WordPress plugin <= 1.8.27 contains a stored cross-site scripting caused by insufficient input sanitization and output escaping in the first_name parameter, letting unauthenticated attackers inject scripts executed by users, exploit requires valid order credentials obtained via guest booking."
url: https://panop.io/threat-heartbeat/CVE-2026-96039/
---

# CVE-2026-96039 BA Book Everything WordPress Plugin - Stored XSS

BA Book Everything WordPress plugin <= 1.8.27 contains a stored cross-site scripting caused by insufficient input sanitization and output escaping in the first\_name parameter, letting unauthenticated attackers inject scripts executed by users, exploit requires valid order credentials obtained via guest booking.

CVSS base score 7.2 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.24% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-96039)

## Details

Type

Stored XSS

Impact

Stored XSS, Client Script Exec

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Published

25 September 2026

Updated

15 October 2026

Weakness

[CWE-79](https://cwe.mitre.org/data/definitions/79.html)

## Vendor fix

Update to the latest version beyond 1.8.27.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-96039](https://nvd.nist.gov/vuln/detail/CVE-2026-96039)
- [https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-order.php#L2599](https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-order.php#L2599)
- [https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-order.php#L2653](https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-order.php#L2653)
- [https://plugins.trac.wordpress.org/changeset?reponame=&new=3709588%40ba-book-everything%2Ftrunk&old=3640320%40ba-book-everything%2Ftrunk](https://plugins.trac.wordpress.org/changeset?reponame=&new=3709588%40ba-book-everything%2Ftrunk&old=3640320%40ba-book-everything%2Ftrunk)
- [https://www.wordfence.com/threat-intel/vulnerabilities/id/dd118053-b0f7-4fce-aa00-b0bb40778f21?source=cve](https://www.wordfence.com/threat-intel/vulnerabilities/id/dd118053-b0f7-4fce-aa00-b0bb40778f21?source=cve)
- [https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-html.php#L4300](https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-html.php#L4300)
- [https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-order.php#L2405](https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-order.php#L2405)
- [https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-order.php#L2522](https://plugins.trac.wordpress.org/browser/ba-book-everything/tags/1.8.27/includes/class-babe-order.php#L2522)

[← All CVEs](https://panop.io/threat-heartbeat/)

## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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