Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Centreon was discovered to contain a cross-site scripting (XSS) vulnerability via the esc_name (Escalation Name) parameter at Configuration/Notifications/Escalations. This vulnerability allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload. Versions prior to 21.04.16, 21.10.x prior to 21.10.8 and 22.x.x prior to 22.04.2 are affected by this vulnerability.
CWE-79 - Cross Site Scripting
Cross-Site Scripting, commonly referred to as XSS, is the most dominant class of vulnerabilities. It allows an attacker to inject malicious code into a pregnable web application and victimize its users. The exploitation of such a weakness can cause severe issues such as account takeover, and sensitive data exfiltration. Because of the prevalence of XSS vulnerabilities and their high rate of exploitation, it has remained in the OWASP top 10 vulnerabilities for years.