CVE-2026-109147CWE-79cross-site-scripting

CVE-2026-109147

High · published October 21, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
8.3
In the wild
Unconfirmed
What it is

The WP Booking System WordPress plugin before 2.1.0.3 does not validate and escape one of its parameters before reflecting it back in an admin page, leading to Reflected Cross-Site Scripting which could be used against high privilege users such as administrators.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00191 · 8.3th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-10-21T10:16Z
References (1)
https://wpscan.com/vulnerability/2a2e58bd-dc3f-4b6f-9b2d-b6d15cd2e898/ · [email protected]
EPSS history
Timeline
  • 22 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 21 OCT 06:00Z
    WP Booking System < 2.1.0.3 - Reflected XSS via 'booking_id' Parameter
    cvelistv5
  • 21 OCT 06:00Z
    WP Booking System < 2.1.0.3 - Reflected XSS via 'booking_id' Parameter
    cvelistv5