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
Published Jan 8, 2019
7.8
HIGHCVSS 3.0
EPSS 2.67%
Description
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.
Affected products
No data.
- n/a
- 1607
- 1703
- 1709
- 1803
- 1809
- n/a
- n/a
- n/a
- r2
- n/a
- 1709
- 1803
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
AV:L/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (23 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 2.67% (0.02668) | 85.25th | v5 (v2026.06.15) |
| Sep 22, 2026 | 2.67% (0.02668) | 85.09th | v5 (v2026.06.15) |
| Sep 21, 2026 | 3.74% (0.03741) | 89.38th | v5 (v2026.06.15) |
| Sep 6, 2026 | 2.65% (0.02646) | 84.61th | v5 (v2026.06.15) |
| Sep 5, 2026 | 3.71% (0.03710) | 89.05th | v5 (v2026.06.15) |
| Aug 30, 2026 | 2.65% (0.02646) | 84.53th | v5 (v2026.06.15) |
| Aug 28, 2026 | 3.71% (0.03710) | 88.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.43% (0.02430) | 82.05th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.74% (0.00738) | 70.53th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.31% (0.03313) | 78.55th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.58% (0.00578) | 66.94th | v4 (v2025.03.14) |
| Dec 18, 2024 | 12.04% (0.12040) | 95.34th | v3 (v2023.03.01) |
| Dec 17, 2024 | 15.91% (0.15912) | 95.92th | v3 (v2023.03.01) |
| Dec 12, 2024 | 0.23% (0.00228) | 61.91th | v3 (v2023.03.01) |
| Jan 2, 2024 | 0.16% (0.00158) | 52.21th | v3 (v2023.03.01) |
| Nov 30, 2023 | 0.12% (0.00116) | 45.29th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00105) | 41.12th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.74% (0.02736) | 82.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.74% (0.02736) | 81.23th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.74% (0.02736) | 62.72th | v2 (v2022.01.01) |
| Feb 3, 2022 | 31.39% (0.31393) | 96.83th | v1 |
| Sep 1, 2021 | 31.39% (0.31393) | 98.59th | v1 |
| Apr 14, 2021 | 31.39% (0.31393) | 0.00th | v1 |
References (3)
- http://www.securityfocus.com/bid/106395 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0555 x_refsource_CONFIRMPatchVendor Advisory
- https://www.exploit-db.com/exploits/46185/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/106395 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0555 | x_refsource_CONFIRMPatchVendor Advisory | |
| https://www.exploit-db.com/exploits/46185/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.