CVE-2023-28288

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

6.23% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 93.4% of scored records. A rank, not a probability.

NVD base score

8.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2023-04-11 19:13Z3 YR AGO

Last updated

2025-02-28 21:12Z1 YR AGO

Reserved

2023-03-13

Assigning CNA

microsoft

Record state

PUBLISHED

Severity

High (CVSS 8.1)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

Weaknesses

• CWE-918Server-Side Request Forgery (SSRF)Base

Data version

5.1

Document digest

8f3b1372d9d656c461b30ebced8ace50efa98ae01962d408254c4ae6fcdf9b66

• msrc.microsoft.comMicrosoft SharePoint Server Spoofing Vulnerabilityhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28288vendor-advisory
• packetstormsecurity.comhttp://packetstormsecurity.com/files/173126/Microsoft-SharePoint-Enterprise-Server-2016-Spoofing.html