CVE-2024-0233: EventON (Free < 2.2.8, Premium < 4.5.5) - Reflected XSS

Severity: medium (CVSS 6.1 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: 2024-01-16 · updated 2026-06-17
Weakness: CWE-79

Description

The EventON WordPress plugin before 4.5.5, EventON WordPress plugin before 2.2.7 do not properly sanitise and escape a parameter before outputting it back in pages, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Affected products

EventON: before 2.2.7; from 4.0 before 4.5.5 — fixed in 2.2.7, 4.5.5

How to fix

Upgrade to a fixed version: EventON 2.2.7, 4.5.5. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/04a708a0-b6f3-47d1-aac9-0bb17f57c61e/
https://wpscan.com/vulnerability/04a708a0-b6f3-47d1-aac9-0bb17f57c61e/

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