Medium (6.1) in onethird onethird cms. EPSS 1.1% chance of exploitation in the next 30 days.
Cross-site scripting vulnerability in OneThird CMS v1.73 Heaven's Door and earlier allows remote attackers to inject arbitrary web script or HTML via contact.php.
Severity
CVSS 3.0
6.1 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
1.1% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)