PT-2025-15505 · Microsoft · Windows

Published 2025-04-08 · Updated 2025-04-20 · CVE-2025-26663

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

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

Description: The issue is related to a use after free vulnerability in the implementation of the Lightweight Directory Access Protocol (LDAP) in the Windows operating system. This vulnerability allows an unauthorized attacker to execute arbitrary code over a network. The exploitation of this issue can enable a remote attacker to execute code, potentially affecting the system.

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

RCE

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2025-04060

CVE-2025-26663

Affected Products

Windows

References · 12

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26663 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-04060 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-26663 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-26663 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-26663 · Security Note
• https://osv.dev/vulnerability/CVE-2025-26663 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/719773 · Security Note
• https://twitter.com/CVEnew/status/1909923473121821106 · Twitter Post
• https://twitter.com/JensHilbig/status/1909879629311356935 · Twitter Post
• https://t.me/avleonovcom/1524 · Telegram Post
• https://twitter.com/transilienceai/status/1913920846764056611 · Twitter Post
• https://reddit.com/r/AskWindowsQuery/comments/1juyfyw/microsoft_patch_tuesday_update_april_2025_121 · Reddit Post