Medium (6.1) in open-xchange open-xchange appsuite. EPSS 1.6% chance of exploitation in the next 30 days.
Cross-site scripting (XSS) vulnerability in the frontend in Open-Xchange (OX) AppSuite 6.22.3 before 6.22.3-rev5 and 6.22.4 before 6.22.4-rev12 allows remote attackers to inject arbitrary web script or HTML via the subject of an email. NOTE: the vulnerabilities related to the body of the email and the publication name were SPLIT from this CVE ID because they affect different sets of versions.
Severity
CVSS 3.1
6.1 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
1.6% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)