CVE-2025-31811: WordPress Planyo online reservation system plugin <= 3.1 - Cross Site Scripting (XSS) vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-04-01 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in xtreeme Planyo online reservation system planyo-online-reservation-system allows Stored XSS.This issue affects Planyo online reservation system: from n/a through <= 3.1.

Affected products

xtreeme Planyo online reservation system: through 3.1

References

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

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