8.1

CVE-2023-28288: Microsoft SharePoint Server Spoofing Vulnerability

Modified
Published 11-04-2023Last modified 28-02-2025

Vulnerability summary

CVE-2023-28288 is a high (CVSS 8.1) Server-Side Request Forgery (SSRF) vulnerability in microsoft microsoft sharepoint enterprise server 2013 service pack 1. EPSS estimates a 6.23% chance of exploitation in the next 30 days, higher than 93.5% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
44/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.1/10
010
High · v3.1 (CVE.org)
EPSS score
6.23%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits1exploit-database

Timeline

  1. 11-04-2023
    PublishedVulnerability first disclosed.
  2. 28-02-2025
    Last modifiedVulnerability information updated.

Description

Microsoft SharePoint Server Spoofing Vulnerability

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

6.23%

Chance of exploitation in the next 30 days

Percentile

94%

Versus all other CVEs

30-day change

No change 0.00 pp

From 6.23% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

1 found
  • exploit-databasemultipleUnverified

    Microsoft SharePoint Enterprise Server 2016 - Spoofing

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Microsoft7 products

1 vendor · 7 products

References

2 links