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CVE-2025-53154VulnerabilityPublished Updated

CVE-2025-53154: Microsoft Windows 10 Version 1507 · NULL Pointer Dereference

Affects Microsoft Windows 10 Version 1507Source CVE Database V5

0

Not known to be exploited · CVSS 7.8 High.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.4% chance of exploitation in 30 days – higher than 37% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 12 Aug 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
Microsoft Windows 10 Version 1507Affected
  • =10.0.10240.0
Fixed in–

AI-suggested

1. Immediate mitigation should focus on upgrading affected systems from Windows 10 Version 1507 to a supported and fully patched Windows 10 or Windows 11 version, as this early build is no longer supported and lacks security updates. 2. If upgrading is not immediately feasible, restrict local access to affected systems by enforcing strict access controls, including limiting administrative privileges and using endpoint protection solutions to monitor and block suspicious activities. 3. Implement network segmentation to isolate legacy systems from critical network segments, reducing the risk of lateral movement by attackers. 4. Employ application whitelisting to prevent unauthorized code execution on vulnerable systems. 5. Monitor system logs and security alerts for signs of privilege escalation attempts or unusual behavior related to WinSock or network driver components. 6. Prepare to deploy patches promptly once Microsoft releases an official fix for this vulnerability. 7. Conduct regular security audits and vulnerability assessments focusing on legacy systems to identify and remediate similar risks proactively.

Description

Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

References

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