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CVE-2021-36846: WordPress Chaty plugin <= 2.8.3 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-04-11 · updated 2026-06-17
• Weakness: CWE-79

Description

Authenticated (admin or higher user role) Stored Cross-Site Scripting (XSS) vulnerability in Premio Chaty (WordPress plugin) <= 2.8.3

Affected products

• Premio Chaty: through 2.8.3

References

• https://patchstack.com/database/vulnerability/chaty/wordpress-chaty-plugin-2-8-3-authenticated-stored-cross-site-scripting-xss-vulnerability
• https://wordpress.org/plugins/chaty/
• https://patchstack.com/database/vulnerability/chaty/wordpress-chaty-plugin-2-8-3-authenticated-stored-cross-site-scripting-xss-vulnerability
• https://wordpress.org/plugins/chaty/

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