CVE-2019-0555
mediumpriority · track · 42OT risk · elevatedEPSS 0.027 · 86 %ileexploit · functionalEURUUSEPSS · scored 2026-10-27
An elevation of privilege vulnerability exists in the Microsoft XmlDocument class that could allow an attacker to escape from the AppContainer sandbox in the browser, aka "Microsoft XmlDocument Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows Server 2019, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.4–7.8
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (2)
Public proof-of-concept and weaponised exploit code.
- EDB-46185Microsoft Windows 10 - XmlDocument Insecure Sharing Privilege Escalationfunctional · exploit_db
affected products (33)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (11)
External citations — patches, advisories, analysis.
- http://www.securityfocus.com/bid/106395cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0555cnnvd
- https://portal.msrc.microsoft.com/zh-CN/security-guidance/advisory/CVE-2019-0555Patchcnnvd
- https://www.exploit-db.com/exploits/46185/cnnvd
- https://www.securityfocus.com/bid/106395cnnvd
- http://www.securityfocus.com/bid/106395enisa_euvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0555enisa_euvd
- https://www.exploit-db.com/exploits/46185/enisa_euvd
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