High severity7.2NVD Advisory· Published Apr 6, 2021· Updated Jun 17, 2026
CVE-2021-22158
CVE-2021-22158
Description
The Proofpoint Insider Threat Management Server (formerly ObserveIT Server) is vulnerable to XML external entity (XXE) injection in the Web Console. The vulnerability requires admin user privileges and knowledge of the XML file's encryption key to successfully exploit. All versions before 7.11 are affected.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- cpe:2.3:a:proofpoint:insider_threat_management:*:*:*:*:*:*:*:*Range: >=7.9.0,<7.9.3
- Proofpoint/Insider Threat Management Serverdescription
- Range: <7.11
Patches
Vulnerability mechanics
References
1- www.proofpoint.com/us/security/security-advisories/pfpt-sa-2021-0003nvdVendor Advisory
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