CVE-2025-58729: Microsoft Windows 10 Version 1507 · Improper Validation of Specified Type of Input
Affects Microsoft Windows 10 Version 1507Source CVE Database V5
Not known to be exploited · CVSS 6.5 Medium.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 1.0% chance of exploitation in 30 days – higher than 64% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:CExploitation evidence
Disclosed: evidence found.
CVE published 14 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Microsoft Windows 10 Version 1507 | Affected
| Fixed in– |
AI-suggested
To mitigate CVE-2025-58729, organizations should prioritize upgrading from Windows 10 Version 1507 to a supported and patched version of Windows 10 or later. Since no patches are currently linked, upgrading is the most effective immediate measure. Network segmentation should be enforced to limit access to systems running the vulnerable version, especially restricting LSM-related network traffic to trusted and authorized users only. Implement strict access controls and monitor for unusual activity from authorized users that could indicate exploitation attempts. Employ network-level protections such as firewalls and intrusion detection/prevention systems to detect and block malformed input targeting LSM services. Additionally, organizations should maintain an inventory of legacy systems and plan for their timely decommissioning or upgrade to reduce exposure. Regularly review security advisories from Microsoft for updates or patches addressing this vulnerability. Finally, conduct internal awareness and training to ensure that administrators understand the risks associated with legacy Windows versions and the importance of applying security updates.
Description
Improper validation of specified type of input in Windows Local Session Manager (LSM) allows an authorized attacker to deny service over a network.