PT-2026-40185 · Microsoft · Internet Key Exchange Protocol+1

Published 2026-05-12 · Updated 2026-05-12 · CVE-2026-35424

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows Internet Key Exchange (IKE) Protocol (affected versions not specified)

Description A memory leak occurs in the Windows Internet Key Exchange (IKE) Protocol when memory is not released after its effective lifetime. This allows an unauthorized attacker to cause a denial of service over a network.

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

DoS

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

BDU:2026-06598

CVE-2026-35424

Affected Products

Internet Key Exchange Protocol

Windows

References · 6

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-35424 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35424 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-35424 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-06598 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-35424 · Security Note
• https://twitter.com/VulnersHub/status/2054256937412534412 · Twitter Post