# CVE-2012-1889

## Summary

- **CVE ID:** CVE-2012-1889
- **Severity:** HIGH
- **CVSS Score:** 8.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
- **CWE:** N/A
- **Published:** Jun 13, 2012
- **Last Modified:** Sep 16, 2026

## Description

Microsoft XML Core Services 3.0, 4.0, 5.0, and 6.0 accesses uninitialized memory locations, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://www.us-cert.gov/cas/techalerts/TA12-192A.html)
- [CNA](http://technet.microsoft.com/security/advisory/2719615)
- [CNA](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15195)
- [CNA](https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-043)
- [CNA](http://www.us-cert.gov/cas/techalerts/TA12-174A.html)
- [CISA-ADP](https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-1889)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 92.78%
- **EPSS Percentile:** 99.8

## Known Exploited Vulnerabilities (KEV)

- **Date Added:** Jun 8, 2022
- **Due Date:** Jun 22, 2022

---
_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._