CVE-2012-3975

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-08-29 · updated 2026-06-16
Weakness: CWE-200

Description

The DOMParser component in Mozilla Firefox before 15.0, Thunderbird before 15.0, and SeaMonkey before 2.12 loads subresources during parsing of text/html data within an extension, which allows remote attackers to obtain sensitive information by providing crafted data to privileged extension code.

Affected products

Mozilla Firefox: through 14.0; 1.0, 1.0-preview_release, 1.0.1, 1.0.2, 1.0.3, 1.0.4 (+140)
Mozilla Seamonkey: through 2.11; 2.0, 2.0-alpha_1, 2.0-alpha_2, 2.0-alpha_3, 2.0-beta_1, 2.0-beta_2 (+72)
Mozilla Thunderbird: through 14.0; 1.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5 (+95)

References

http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00028.html
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00014.html
http://www.mozilla.org/security/announce/2012/mfsa2012-68.html
http://www.securityfocus.com/bid/55311
http://www.ubuntu.com/usn/USN-1548-1
http://www.ubuntu.com/usn/USN-1548-2
https://bugzilla.mozilla.org/show_bug.cgi?id=770684
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16855
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00028.html
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00014.html

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