PT-2025-15503 · Microsoft · Windows Local Session Manager+1

Remco Van Der Meer · Published 2025-04-08 · Updated 2025-07-10 · CVE-2025-26651

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Windows Local Session Manager (LSM) (affected versions not specified)

Description: A denial-of-service issue exists, allowing an authorized attacker to deny service over a network by exploiting an exposed dangerous method or function in the Windows Local Session Manager (LSM). This can affect the system, enabling attackers to carry out denial-of-service attacks.

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

DoS

Weakness Enumeration

CWE-749

Related Identifiers

BDU:2025-04197

CVE-2025-26651

Affected Products

Windows

Windows Local Session Manager

References · 9

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26651 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-26651 · Security Note
• https://osv.dev/vulnerability/CVE-2025-26651 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-26651 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-26651 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-04197 · Security Note
• https://twitter.com/0patch/status/1943338392801919438 · Twitter Post
• https://incendium.rocks/posts/Automating-MS-RPC-Vulnerability-Research · Reddit Post
• https://twitter.com/CVEnew/status/1909906946821415121 · Twitter Post