High severity · published Aug 12, 2025
CVE-2025-33051
Exposure of sensitive information to an unauthorized actor in Microsoft Exchange Server allows an unauthorized attacker to disclose information over a network
7.5
CVSS
1.3%
EPSS
No
On KEV
Description
Exposure of sensitive information to an unauthorized actor in Microsoft Exchange Server allows an unauthorized attacker to disclose information over a network.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
Exchange Server · Microsoft
2016; 2016; 2016; 2016; 2016; 2016; +31 more · source: NVD
ES
Exchange Server Subscription Edition · Microsoft
before 15.02.2562.020 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-33051
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-33051
Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33051
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