CVE-2026-21527EPSS p94.0%

CVE-2026-21527CVE-2026-21527

microsoft / exchange_server

Description

User interface (ui) misrepresentation of critical information in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

Scoring

CVSS 6.5 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS7.68% probability of exploitation · percentile 94.0% · 2026-08-03T12:00:16Z
Last modified2026-06-15
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.