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CVE-2025-23131VulnerabilityPublished Updated

Microsoft · dlm: prevent NPD when writing a positive value to event_done

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2025-23131· Medium

Not known to be exploited.

Data as of 10 Nov 2026, 12:06 UTC

Severity
Medium

Rated by Threat Radar · No CVSS score from NVD or the CNA

Thin evidence

One scorer or none

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 16 Apr 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Microsoft Security Response Center MicrosoftAffected
  • =3.0
  • =2.0
Fixed in–

Description

A vulnerability identified as CVE-2025-23131 affects Microsoft products version 2.0 and 3.0. The issue involves preventing a null pointer dereference (NPD) when writing a positive value to the event_done variable. No CVSS score or detailed impact information is provided.

References

Community reviews

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