CVEs / CVE-2012-1539
CVE-2012-1539: n/a n/a vulnerability
- high 9.3 CVSS 2.0 (NVD)
- EPSS 28.2% chance of exploitation in the next 30 days, higher than 98% of CVEs (14 Nov 2026)
- Last changed at its sources
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Description
Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site, aka "CTreePos Use After Free Vulnerability."
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a n/a | n/a | — |
| microsoft ie | 9 | — |
Exploitation
Not in the CISA Known Exploited Vulnerabilities catalog as of 13 Nov 2026.
Severity
| CVSS 2.0 | 9.3 highAV:N/AC:M/Au:N/C:C/I:C/A:CScored by NVD |
|---|---|
| Weakness | CWE-399, CWE-416 |
References
- CVE-2012-1539 on NVD
- http://secunia.com/advisories/51202
- http://www.securityfocus.com/bid/56421
- http://www.securitytracker.com/id?1027749
- http://www.us-cert.gov/cas/techalerts/TA12-318A.html US Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-071
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15886
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.