Medium severity · published Apr 9, 2019
CVE-2019-0830
A cross-site-scripting (XSS) vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server, aka…
5.4
CVSS
1.6%
EPSS
No
On KEV
Description
A cross-site-scripting (XSS) vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server, aka 'Microsoft Office SharePoint XSS Vulnerability'. This CVE ID is unique from CVE-2019-0831.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SH
SharePoint · Microsoft
2019 · source: NVD
SE
Sharepoint Enterprise Server · Microsoft
2016 · source: NVD
SF
Sharepoint Foundation · Microsoft
2013 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-0830
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-0830
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0830
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