5.4

CVE-2018-8431: microsoft microsoft sharepoint Cross-site Scripting

CVSS: 5.4v3.0MediumModified
Published 13-09-2018Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2018-8431 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in microsoft microsoft sharepoint. EPSS estimates a 2.25% chance of exploitation in the next 30 days, higher than 82.6% of scored vulnerabilities.

Overall risk
22/100
0100
Low · default modelHow is this calculated?
CVSS score
5.4/10
010
Medium · v3.0 (NVD)
EPSS score
2.25%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 13-09-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

An elevation of privilege vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server, aka "Microsoft SharePoint Elevation of Privilege Vulnerability." This affects Microsoft SharePoint Server, Microsoft SharePoint. This CVE ID is unique from CVE-2018-8428.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

2.25%

Chance of exploitation in the next 30 days

Percentile

83%

Versus all other CVEs

30-day change

0.00 pp

From 2.25% on 18-09-2026

18-09-202618-10-2026
EPSS score
2.25%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Microsoft4 products

1 vendor · 4 products

References

3 links