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Dossier · Vulnerability

Actively exploited · CISA KEV · NVD published 2012-06-13

CVE-2012-1889

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.

  1. First PoC
  2. 4756 days →Metasploit
  3. 481 days →First cited attacker

Signals

Exploited in the wild
Yesadded 2022-06-08 · due 2022-06-22. An observation, not a forecast.
EPSS · 30-day forecast
84%Chance of exploitation in the next 30 days, 100th percentile of all CVEs. A forecast; KEV outranks it.
CVSS · NVD · HIGH
8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Internet exposure
not stated by sourcesNo exposure census on this CVE's dispatches.

Exploits

2 known · links only

Metasploit1

  1. MS12-043 Microsoft XML Core Services MSXML Uninitialized Memory Corruption ↗

    This module exploits a memory corruption flaw in Microsoft XML Core Services when trying to access an uninitialized Node with the getDefinition API, which may corrupt memory allowing remote code execution.

    ruby · seen 2026-10-18

Exploit-DB1

  1. Microsoft XML Core Services - MSXML Uninitialized Memory Corruption (MS12-043) (Metasploit) ↗

    created 2012-06-16

On the wire

0 dispatches

No dispatch on our wire has named this CVE yet.

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