CVE-2026-55945

medium Microsoft
CVSS v3 Base Score
4.2
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C
EPSS Score
0.1%
Exploitation probability in 30 days
Top 96% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Published: July 3, 2026 (6 days ago)
Last Modified: July 6, 2026
Vendor: Microsoft
Source: MITRE

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Edge (Chromium-based) allows an authorized attacker to disclose information locally.

CWE

CWE-362

Affected Products

Microsoft Microsoft Edge (Chromium-based)

References

🔗 msrc.microsoft.com