CVE-2012-0169

Microsoft Internet Explorer 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka "JScript9 Remote Code Execution Vulnerability."

Published: 2012-04-10 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

NVD Status：Modified，CVE State: published

View at NVD, CVE.org, EUVD

Conclusion & alert: CVE-2012-0169 is rated High Risk (68.4/100): CVSS Critical severity, with high exploitation likelihood (EPSS 49.45%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-0169

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-03-02	52.44%	49.45%	-2.99%
2	2025-03-30	58.82%	52.44%	-6.38%
3	2025-03-29	—	58.82%	—

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-0169

CVSS metrics for this CVE.

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
9.3	2.0	HIGH	`AV:N/AC:M/Au:N/C:C/I:C/A:C` Click to expand Access vector (AV:N) Can be exploited remotely over network reachability. Access complexity (AC:M) Exploitation needs some favorable conditions, but not exceptional ones. Authentication (AU:N) No authentication is required. Confidentiality impact (C:C) Complete confidentiality impact. Integrity impact (I:C) Complete integrity impact. Availability impact (A:C) Complete availability impact.	8.6	10.0	[email protected]

Weakness enumeration for CVE-2012-0169

CWE-94 MITRE ↗

Affected software / configurations for CVE-2012-0169

Vendor	Product	Version	Raw CPE
microsoft	internet_explorer	9	cpe:2.3:a:microsoft:internet_explorer:9:::::::*

References for CVE-2012-0169

URL	Tags
http://osvdb.org/81127	Broken Link
http://www.securityfocus.com/bid/52902	Broken Link Third Party Advisory VDB Entry
http://www.securitytracker.com/id?1026901	Broken Link Third Party Advisory VDB Entry
http://www.us-cert.gov/cas/techalerts/TA12-101A.html	Third Party Advisory US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-023	Patch Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/74380	Third Party Advisory VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15611	Tool Signature

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