NTLM Relay

Attack Type

Threat entity extracted from intelligence sources

Frequency

4

occurrences

First Seen

November 26, 2025

Last Seen

June 17, 2026

Overview

Recent Events

Relationships

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Related Clusters (1)

Mandiant Releases Tools to Combat Net-NTLMv1 Protocol Vulnerabilities

Jan 19·4 sources

Related Articles (4)

Exploiting Cve 2023 23397 Microsoft Outlook Elevation Of Privilege Vulnerability

www.mdsec.co.uk·Jun 17

Microsoft to disable NTLM by default in future Windows releases

Bleepingcomputer·Jan 30

Mandiant pushes organizations to dump insecure NTLMv1 by releasing a way to crack it

Csoonline·Jan 19

Old tech, new vulnerabilities: NTLM abuse, ongoing exploitation in 2025

Securelist·Nov 26

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