PT-2025-36881 · Microsoft · Windows

Ben Lichtman + 2 · Published 2025-09-09 · Updated 2025-09-09 · CVE-2025-54917

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 (affected versions not specified)

Description: A security-feature bypass exists in Windows due to a protection mechanism failure in the MapUrlToZone function. This allows an unauthorized attacker to bypass a security feature over a network.

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

Protection Mechanism Failure

Weakness Enumeration

CWE-693

Related Identifiers

BDU:2025-11054

CVE-2025-54917

Affected Products

Windows

References · 8

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-54917 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-54917 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54917 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-54917 · Security Note
• https://bdu.fstec.ru/vul/2025-11054 · Security Note
• https://osv.dev/vulnerability/CVE-2025-54917 · Vendor Advisory
• https://twitter.com/windowsforum/status/1965489767342129262 · Twitter Post
• https://twitter.com/CVEnew/status/1965509640734871552 · Twitter Post