Microsoft · Security update · May 9, 2023
KB5002389: May 2023 security update
KB5002389, released May 9, 2023, fixes 3 CVEs in Microsoft SharePoint Server 2019. One of them is being exploited (CVE-2023-24955); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.
Patch now1 on CISA KEVKnown ransomware useUnsupported product
CVEs closed
3
1 rated Critical
Exploited
1
CVE-2023-24955
Exploitation more likely
2
Vendor assessment
Highest EPSS
0.8497
99th percentile
Priority of the 3 CVEs
Patch now 1
Urgent 2
High 0
Routine 0
Applies to
| Product |
|---|
| Microsoft SharePoint Server 2019 |
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Patch now | CVE-2023-24955 | Microsoft Office SharePoint | Remote Code Execution | 7.2 | 0.8497 | KEVRansomwareExploited |
| Urgent | CVE-2023-24950 | Microsoft Office SharePoint | Spoofing | 6.5 | 0.6745 | More likely |
| Urgent | CVE-2023-24954 | Microsoft Office SharePoint | Information Disclosure | 6.5 | 0.0179 | More likely |
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