MEDIUM · 4.3

CVE-2009-1309

Mozilla Firefox before 3.0.9, Thunderbird, and SeaMonkey do not properly implement the Same Origin Policy for (1) XMLHttpRequest, involving a mismatch for a document's principal, and (2) XPCNativeWrap...

Vulnerability Description

Mozilla Firefox before 3.0.9, Thunderbird, and SeaMonkey do not properly implement the Same Origin Policy for (1) XMLHttpRequest, involving a mismatch for a document's principal, and (2) XPCNativeWrapper.toString, involving an incorrect __proto__ scope, which allows remote attackers to conduct cross-site scripting (XSS) attacks and possibly other attacks via a crafted document.

CVSS Score

4.3

MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:N
Confidentiality
NONE
Integrity
PARTIAL
Availability
NONE

Affected Products

VendorProductVersions
MozillaFirefox<= 3.0.8
MozillaSeamonkeyAll versions
MozillaThunderbirdAll versions

Related Weaknesses (CWE)

References

FAQ

What is CVE-2009-1309?

CVE-2009-1309 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Mozilla Firefox before 3.0.9, Thunderbird, and SeaMonkey do not properly implement the Same Origin Policy for (1) XMLHttpRequest, involving a mismatch for a document's principal, and (2) XPCNativeWrap...

How severe is CVE-2009-1309?

CVE-2009-1309 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2009-1309?

Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Seamonkey, Mozilla Thunderbird.