Elevation of Privilege Vulnerability in Symantec Data Loss Prevention

CVE-2026-3991

What is CVE-2026-3991?

Symantec Data Loss Prevention Windows Endpoint versions prior to 25.1 MP1, 16.1 MP2, 16.0 RU2 HF9, 16.0 RU1 MP1 HF12, and 16.0 MP2 HF15 contain an Elevation of Privilege vulnerability. This issue allows attackers to exploit the software application to gain heightened access to sensitive resources that are typically secured against unauthorized access. Organizations using affected versions should prioritize applying security updates to mitigate potential risks associated with this vulnerability.

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