PT-2025-15524 · Microsoft · Windows Tcp/Ip+1

Trueunitysect · Published 2025-04-08 · Updated 2025-12-23 · CVE-2025-26686

Positive Technologies (AI Summary)

CVSS v2.0

7.6

High

Base vector

AV:N/AC:H/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Windows versions (affected versions not specified)

Description A flaw exists in the Windows TCP/IP stack related to the improper locking of memory containing sensitive data. This allows a remote, unauthorized attacker to execute arbitrary code over a network, potentially hijacking systems. The vulnerability stems from unsafe mechanisms used for handling authentication data in the operating system's memory. The issue allows for remote code execution and system compromise.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Weakness Enumeration

CWE-591

Related Identifiers

BDU:2025-04057

CVE-2025-26686

Affected Products

Windows

Windows Tcp/Ip

References · 19

• 🔥 https://github.com/mrk336/CVE-2025-26686-The-TCP-IP-Flaw-That-Opens-the-Gates · Exploit
• https://bdu.fstec.ru/vul/2025-04057 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-26686 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26686 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-26686 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-26686 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-26686 · Vendor Advisory
• https://reddit.com/r/AskWindowsQuery/comments/1juyfyw/microsoft_patch_tuesday_update_april_2025_121 · Reddit Post
• https://twitter.com/akaclandestine/status/1989005642531496301 · Twitter Post
• https://twitter.com/JensHilbig/status/1909880249807941887 · Twitter Post
• https://t.me/proxy_bar/2872 · Telegram Post
• https://twitter.com/windowsforum/status/1909661488597414369 · Twitter Post
• https://t.me/avleonovcom/1524 · Telegram Post
• https://twitter.com/CVEnew/status/1909923464942870681 · Twitter Post
• https://reddit.com/r/CVEWatch/comments/1oxozj7/top_10_trending_cves_15112025 · Reddit Post