PoC Index

CVE-2026-42978

HIGH 7.8EPSS 0.2%

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.

CVSS v3.1
7.8 HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS
0.25% chance of exploitation in the next 30 days, 16th percentile
Published
2026-06-09
Updated
2026-08-25

Proof-of-concept exploits (1)

References

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