CVE-2025-53782
high-risk
Published 2025-10-14
Incorrect implementation of authentication algorithm in Microsoft Exchange Server allows an unauthorized attacker to elevate privileges locally.
Do I need to act?
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0.07% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.4/10
High
LOCAL
/ LOW complexity
Affected Products (20)
Affected Vendors
References (1)
50
/ 100
high-risk
Severity
26/34 · High
Exploitability
0/34 · Minimal
Exposure
24/34 · High