WP Booking System < 2.1.0.3 - Reflected XSS via 'booking_id' Parameter

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-109147
StatePUBLISHED
AssignerWPScan
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-21 06:16:47 UTC
Updated2026-10-21 18:37:38 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v3.1 7.1 HIGH from ADP

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

EPSS: 0.001710000 probability, percentile 0.061730000 (date 2026-10-21)

Problem Types: CWE-79 | CWE-79 Cross-Site Scripting (XSS) | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED7.1HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.1HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Unknown WP Booking System affected 2.1.0.3 semver Not specified

References

ReferenceSourceLinkTags
wpscan.com/vulnerability/2a2e58bd-dc3f-4b6f-9b2d-b6d15cd2e898 [email protected] wpscan.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Zahid Abbasi (en)

CNA: WPScan (en)

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