CVE-2026-85127

VikBooking 1.8.8 - 1.8.14 - Unauthenticated Stored XSS via SVG Chat Attachment

The VikBooking Hotel Booking Engine & PMS WordPress plugin before 1.8.15 does not restrict the type of files unauthenticated visitors may attach to its live chat, nor sanitize their contents, allowing them to store active content which is executed in the context of an administrator viewing the conversation.

Affected

VikBooking Hotel Booking Engine & PMS

CVSS v3.1 CNA

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.45% chance of exploitation in the next 30 days, 38th percentile

Published

2026-09-18

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/4bca17fb-e9b4-4dc7-994f-08ce4aafadc7/

References

• CVE Record
• NVD entry