CVE-2021-25016: Chaty < 2.8.3 - Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-01-03 · updated 2026-06-17
Weakness: CWE-79

Description

The Chaty WordPress plugin before 2.8.3 and Chaty Pro WordPress plugin before 2.8.2 do not sanitise and escape the search parameter before outputting it back in the admin dashboard, leading to a Reflected Cross-Site Scripting

Affected products

Premio Chaty: before 2.8.3 — fixed in 2.8.3
Premio Chaty Pro: before 2.8.2 — fixed in 2.8.2

How to fix

Upgrade to a fixed version: Premio Chaty 2.8.3; Premio Chaty Pro 2.8.2. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/b5035987-6227-4fc6-bc45-1e8016e5c4c0
https://wpscan.com/vulnerability/b5035987-6227-4fc6-bc45-1e8016e5c4c0

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