CVE-2012-0452
Use-after-free vulnerability in Mozilla Firefox 10.x before 10.0.1, Thunderbird 10.x before 10.0.1, and SeaMonkey 2.7 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors that trigger failure of an nsXBLDocumentInfo::ReadPrototypeBindings function call, related to the cycle collector's access to a hash table containing a stale XBL binding.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-399
- EPSS score
- 3.0% (88th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-0484)
- Published
- February 11, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-0484 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- mozilla / firefox
- mozilla / seamonkey
- mozilla / thunderbird
References
- http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00013.html
- http://secunia.com/advisories/48110
- http://secunia.com/advisories/49055
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:017
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:018
- http://www.mozilla.org/security/announce/2012/mfsa2012-10.html
- http://www.securityfocus.com/bid/51975
- http://www.ubuntu.com/usn/USN-1360-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=724284
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15017
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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