Home/CVE/Improper validation of syntactic correctness of input in Microsoft Exchange Server allows an unauthorized attacker to pe
CVE

CVE-2025-25007

Improper validation of syntactic correctness of input in Microsoft Exchange Server allows an unauthorized attacker to pe

Improper validation of syntactic correctness of input in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

MEDIUM · CVSS 5.3 EPSS 0.01575
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1286Improper Validation of Syntactic Correctness of Input
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Affected Products & Versions

2
microsoft exchange server< 15.02.2562.020
microsoft exchange serverall versions
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Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Aug 2025 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

1
msrcCVE-2025-25007Spoofing
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