PT-2025-1089 · Microsoft · Mshtml+1

George Hughey · Published 2025-01-14 · Updated 2025-01-18 · CVE-2025-21269

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

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

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

Description The issue is related to an incorrect path equivalence resolution in the MSHTML platform of Microsoft Windows operating systems. This can be exploited by a remote attacker to bypass security restrictions.

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

Weakness Enumeration

CWE-41

Related Identifiers

BDU:2025-00325

CVE-2025-21269

Affected Products

Mshtml

Windows

References · 8

• https://osv.dev/vulnerability/CVE-2025-21269 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21269 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-21269 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21269 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21269 · Security Note
• https://bdu.fstec.ru/vul/2025-00325 · Security Note
• https://twitter.com/windowsforum/status/1879247364671574432 · Twitter Post
• https://twitter.com/CVEnew/status/1880625703076716776 · Twitter Post