CVE-2012-1889

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.835 · 100 %ileexploit · functionalEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 4 exploits · functional

Likely / severe?

83.5% (100th) EPSS

CVSS 9.3 · high

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2022-06-08remediate by 2022-06-22

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-28

Microsoft XML Core Services Memory Corruption Vulnerability

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.1highAV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondaryexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-119US

exploits (4)

Public proof-of-concept and weaponised exploit code.

EDB-19186Microsoft XML Core Services - MSXML Uninitialized Memory Corruption (MS12-043) (Metasploit)functional · exploit_db
exploit/windows/browser/msxml_get_definition_code_execMS12-043 Microsoft XML Core Services MSXML Uninitialized Memory Corruptionfunctional · metasploit
l-iberty/cve-2012-1889l-iberty/cve-2012-1889PoC · poc_in_github
whu-enjoy/CVE-2012-1889这里保存着我学习CVE-2012-1889这个漏洞的利用所用到的文件PoC · poc_in_github

affected products (9)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Microsoft Corp Microsoft XML Core Services≤ 5.0fstec_bduRU
Microsoft Corp Microsoft XML Core Services≤ 4.0fstec_bduRU
Microsoft Corp Microsoft XML Core Services≤ 3.0fstec_bduRU
Microsoft Corp Microsoft XML Core Services≤ 6.0fstec_bduRU
microsoft xml core services= 3.0nvdUScpe:2.3:a:microsoft:xml_core_services:*:*:*:*:*:*:*:*
microsoft xml core services= 4.0nvdUScpe:2.3:a:microsoft:xml_core_services:*:*:*:*:*:*:*:*
microsoft xml core services= 5.0nvdUScpe:2.3:a:microsoft:xml_core_services:*:*:*:*:*:*:*:*
microsoft xml core services= 6.0nvdUScpe:2.3:a:microsoft:xml_core_services:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2012-06-13modified 2026-06-16

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+16138 more

references (17)

External citations — patches, advisories, analysis.

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