← Vulnerability feed

Vulnerability record · CVE-2026-25188 · published 10 March 2026

CVE-2026-25188: Microsoft windows 10 1607 heap-based buffer overflow vulnerability

Microsoft · Windows 10 1607

Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to elevate privileges over an adjacent network.

8.8 CVSS 3.1 High EPSS 0.55% · top 56.1% CWE-122 · Heap-based buffer overflow
8.8CVSS 3.1 base score
0.55%EPSS exploitation probability, 30 days
NoNot in CISA KEV
14Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to elevate privileges over an adjacent network.

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

14 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25188 Vendor Advisory

Track CVE-2026-25188 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-33824Double free in Windows IKE Extension enables remote code executionA double free flaw (CWE-415) exists in the Windows IKE Extension, reachable over the network by an unauthenticated attacker. Successful exploitation …KEVEPSS 1.6%analysed9.8CVE-2017-8543Windows Search memory handling flaw allows remote code executionWindows Search fails to properly handle objects in memory, allowing an unauthenticated remote attacker to execute code on affected Windows systems. T…KEVEPSS 74%analysed8.8CVE-2026-21510Windows Shell protection mechanism failure allows security feature bypassWindows Shell contains a protection mechanism failure (CWE-693) that lets an unauthorized attacker bypass a security feature over a network. The flaw…KEVEPSS 24%analysed8.8CVE-2026-21513Microsoft MSHTML security feature bypass on WindowsCVE-2026-21513 is a protection mechanism failure (CWE-693) in the Microsoft MSHTML Framework that lets an unauthorized attacker bypass a security fea…KEVEPSS 16%analysed8.8CVE-2025-33073Windows SMB improper access control allows privilege elevationWindows SMB contains an improper access control flaw (CWE-284) that lets an authorized attacker elevate privileges over the network. Microsoft rates …KEVEPSS 83%analysed8.8CVE-2025-33053Microsoft Windows WebDAV Internet Shortcut File Path Control RCEWindows Internet Shortcut (.url) files allow external control of a file name or path, which an unauthorized attacker can abuse to execute code over a…KEVEPSS 87%analysed8.8CVE-2024-49039Windows Task Scheduler elevation of privilege via improper authenticationCVE-2024-49039 is an elevation of privilege flaw in the Windows Task Scheduler, classified as improper authentication (CWE-287). A local attacker wit…KEVEPSS 14%analysed8.8CVE-2024-43461Windows MSHTML Platform spoofing flaw enables code executionCVE-2024-43461 is a spoofing vulnerability in the Windows MSHTML platform, the legacy rendering engine still reachable through Windows components. Th…KEVEPSS 54%analysed

Source: NIST National Vulnerability Database (record CVE-2026-25188), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.