CVE-2025-58715: Microsoft Windows 10 Version 1507 · Integer Overflow or Wraparound
Affects Microsoft Windows 10 Version 1507Source CVE Database V5
Not known to be exploited · CVSS 8.8 High.
Data as of 26 Oct 2026, 08:30 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 33% 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:C/C:H/I:H/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-2025-58715, 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. Additionally, organizations should enforce the principle of least privilege to limit local user permissions and reduce the attack surface. Implementing application whitelisting and endpoint detection and response (EDR) solutions can help detect and prevent exploitation attempts. Regularly auditing and monitoring local user activities can identify suspicious privilege escalation attempts early. Network segmentation can limit the impact of a compromised system. If upgrading is not immediately feasible, restricting local access to trusted users only and disabling or limiting the use of the Windows Speech component where possible may reduce risk. Finally, organizations should stay alert for official patches or security advisories from Microsoft and apply them promptly once available.
Description
Integer overflow or wraparound in Microsoft Windows Speech allows an authorized attacker to elevate privileges locally.