CVE-2025-49706
Microsoft SharePoint Improper Authentication Vulnerability
Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
MEDIUM · CVSS 6.5
⚠ CISA KEV
EPSS 0.74988
Ransomware: known
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- Listed on CISA KEV (known exploited in the wild)
- Linked to known ransomware campaigns
- SSVC exploitation status: active
- EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
- EPSS percentile: top 1% of all CVEs by exploitation likelihood
- Public exploit or PoC is available
Sigma rules11
YARA rules0