Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in xtreeme Planyo online reservation system allows Stored XSS. This issue affects Planyo online reservation system: from n/a through 3.0.

Classification

CVE ID: CVE-2025-31811

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.5

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

Affected Products

Vendor: xtreeme

Product: Planyo online reservation system

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 8.49% (scored less or equal to compared to others)

EPSS Date: 2025-04-20 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-31811
https://patchstack.com/database/wordpress/plugin/planyo-online-reservation-system/vulnerability/wordpress-planyo-online-reservation-system-plugin-3-0-cross-site-scripting-xss-vulnerability?_s_id=cve

Timeline