PT-2025-28622 · Microsoft · Windows Kdc Proxy Service+1

Ʌ!Ɔ⊥Ojv · Published 2025-07-08 · Updated 2026-02-13 · CVE-2025-49735

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 KDC Proxy Service (KPSSVC) (affected versions not specified)

Description: The issue is related to a use after free condition in the Windows KDC Proxy Service, allowing an unauthorized attacker to execute code over a network. This enables remote code execution, potentially leading to unauthorized access and control.

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:2025-08438

CVE-2025-49735

Affected Products

Windows

Windows Kdc Proxy Service

References · 12

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-49735 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-49735 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49735 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-08438 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/722771 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-49735 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-49735 · Vendor Advisory
• https://t.me/cveNotify/151935 · Telegram Post
• https://t.me/avleonovcom/1561 · Telegram Post
• https://reddit.com/r/CyberSecurity_NL/comments/1lvdn8j/microsoft_patch_tuesday_van_juli_2025_pakt_1 · Reddit Post
• https://twitter.com/CVEnew/status/1942958452843618794 · Twitter Post
• https://t.me/msrcreports/2077 · Telegram Post