CVE-2017-0022Microsoft XML Core Services (MSXML) in Windows 10 Gold, 1511, and 1607; Windows 7 SP1; Windows 8.1; Windows RT 8.1; Windows Server 2008 SP2 and R2 SP1; Windows Server 2012 Gold and R2; Windows Server…
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It affects Microsoft Corporation XML Core Services and 3 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since May 24, 2022; federal agencies had to remediate by Jun 14, 2022. Treat that date as your deadline.
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Microsoft XML Core Services (MSXML) in Windows 10 Gold, 1511, and 1607; Windows 7 SP1; Windows 8.1; Windows RT 8.1; Windows Server 2008 SP2 and R2 SP1; Windows Server 2012 Gold and R2; Windows Server 2016; and Windows Vista SP2 improperly handles objects in memory, allowing attackers to test for files on disk via a crafted web site, aka "Microsoft XML Information Disclosure Vulnerability."
- CVSS
- 6.5 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Weakness (CWE)
- CWE-119
- Known exploited
- Added to CISA KEV May 24, 2022; federal remediation due Jun 14, 2022Apply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 18.07% (percentile 97)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Microsoft Corporation XML Core Services microsoft:xml_core_services (from the name) | XML Core Services (MSXML) in Windows 10 Gold, 1511, and 1607; Windows 7 SP1; Windows 8.1; Windows RT 8.1; Windows Server 2008 SP2 and R2 SP1; Windows Server 2012 Gold and R2; Windows Server 2016; and Windows Vista SP2 | CNA record |
microsoft xml_core_services microsoft:xml_core_services | 3.0 | NVD |
microsoft windows_8.1 microsoft:windows_8.1 | all versions | NVD |
microsoft windows_server_2008 microsoft:windows_server_2008 | r2 | NVD |
microsoft windows_server_2012 microsoft:windows_server_2012 | all versions; r2 | NVD |
References
- http://www.securityfocus.com/bid/96069vdb-entry, x-refsource-bid, broken-link, third-party-advisory
- https://0patch.blogspot.com/2017/09/exploit-kit-rendezvous-and-cve-2017-0022.htmlx-refsource-misc, exploit
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0022x-refsource-confirm, patch, vendor-advisory
- http://www.securitytracker.com/id/1038014vdb-entry, x-refsource-sectrack, broken-link, third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-0022us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.