XML Core Services vulnerabilities: known CVEs & security history
Microsoft · Actively exploited · 19 tracked CVEs · 2 actively exploited · updated June 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all XML Core Services release lines — 19 in total, with 2 actively exploited in the wild. A CVE here doesn't mean your version is affected — check XML Core Services's current status and the safe version to run.
Known XML Core Services CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2012-1889⚡ exploited | high | 8.8 | 84% | 2012 |
| CVE-2017-0022⚡ exploited | medium | 6.5 | 18% | 2017 |
| CVE-2013-0007 | high | 9.3 | 32% | 2013 |
| CVE-2010-2561 | high | 9.3 | 25% | 2010 |
| CVE-2007-2223 | high | 9.3 | 48% | 2007 |
| CVE-2007-0099 | high | 9.3 | 24% | 2007 |
| CVE-2016-0147 | high | 8.8 | 16% | 2016 |
| CVE-2013-0006 | high | 8.8 | 27% | 2013 |
| CVE-2006-5745 | high | 7.6 | 76% | 2006 |
| CVE-2006-4686 | high | 7.5 | 29% | 2006 |
| CVE-2009-0419 | medium | 5 | 15% | 2009 |
| CVE-2002-0057 | medium | 5 | 19% | 2002 |
| CVE-2015-2471 | medium | 4.3 | 16% | 2015 |
| CVE-2015-2440 | medium | 4.3 | 19% | 2015 |
| CVE-2015-2434 | medium | 4.3 | 16% | 2015 |
| CVE-2015-1646 | medium | 4.3 | 17% | 2015 |
| CVE-2014-1816 | medium | 4.3 | 14% | 2014 |
| CVE-2008-4033 | medium | 4.3 | 28% | 2008 |
| CVE-2006-4685 | low | 2.6 | 19% | 2006 |
Is my XML Core Services version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your XML Core Services version → · Monitor XML Core Services for new CVEs →
XML Core Services vulnerabilities — frequently asked
How many known vulnerabilities does XML Core Services have?
IsItPatched tracks 19 CVEs for XML Core Services, 2 of which are actively exploited (CISA KEV). 0 are critical-severity and 9 high-severity. These span every release line — what matters is whether the version you run is affected.
Does XML Core Services have any actively-exploited vulnerabilities?
Yes — 2 XML Core Services CVEs are in CISA's Known Exploited Vulnerabilities catalog, meaning they are confirmed exploited in the wild. Patch these as a priority.
What is the most severe XML Core Services vulnerability?
Among tracked issues, CVE-2012-1889 (HIGH, CVSS 8.8), which is actively exploited, ranks highest — a Out-of-bounds write weakness.
Is XML Core Services safe to use?
It depends on the version. The latest supported XML Core Services release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: XML Core Services security status · XML Core Services end-of-life · actively-exploited CVEs. Always verify against Microsoft's advisories — see our disclaimer.