Unscored severity · published Dec 7, 2011
CVE-2011-4681
Opera before 11.60 does not properly consider the number of
–
CVSS
2%
EPSS
No
On KEV
Description
Opera before 11.60 does not properly consider the number of . (dot) characters that conventionally exist in domain names of different top-level domains, which allows remote attackers to bypass the Same Origin Policy by leveraging access to a different domain name in the same top-level domain, as demonstrated by the .no or .uk domain.
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OB
Opera Browser · Opera
through 11.60; 5.0; 5.0; 5.0; 5.0; 5.0; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-4681
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-4681
www.opera.com
http://www.opera.com/docs/changelogs/mac/1160/
www.opera.com
http://www.opera.com/docs/changelogs/unix/1160/
www.opera.com
http://www.opera.com/docs/changelogs/windows/1160/
Vendor Advisory
http://www.opera.com/support/kb/view/1003/
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