Unscored severity · published Aug 6, 2012
CVE-2012-4144
Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, does not properly escape characters in DOM elements, which makes it easier for remote…
–
CVSS
1.2%
EPSS
No
On KEV
Description
Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, does not properly escape characters in DOM elements, which makes it easier for remote attackers to bypass cross-site scripting (XSS) protection mechanisms via a crafted HTML document.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OB
Opera Browser · Opera
through 12.00; 12.00; through 11.65; 10.00; 10.00; 10.00; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2012-4144
CVE.org
https://www.cve.org/CVERecord?id=CVE-2012-4144
www.opera.com
http://www.opera.com/docs/changelogs/mac/1166/
www.opera.com
http://www.opera.com/docs/changelogs/mac/1201/
www.opera.com
http://www.opera.com/docs/changelogs/unix/1201/
www.opera.com
http://www.opera.com/docs/changelogs/windows/1201/
Vendor Advisory
http://www.opera.com/support/kb/view/1025/
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