CVE-2021-22157

6.1 mediumEPSS 2.0%

Medium (6.1) in proofpoint insider threat management. EPSS 2.0% chance of exploitation in the next 30 days.

Proofpoint Insider Threat Management Server (formerly ObserveIT Server) before 7.11.1 allows stored XSS.

Severity

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 2.0% chance of exploitation in the next 30 days; higher than 80% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-04-06
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19