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CVE-2012-4144

UnknownEPSS 1.20%

Last modified

CVE-2012-4144 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.20% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
1.20%

64.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
OperaOpera Browser<= 12.00—
OperaOpera Browser12.00Beta
OperaOpera Browser<= 11.65—
OperaOpera Browser10.00—
OperaOpera Browser10.01—
OperaOpera Browser10.10—
OperaOpera Browser10.11—
OperaOpera Browser10.50—
OperaOpera Browser10.51—
OperaOpera Browser10.52—
OperaOpera Browser10.53—
OperaOpera Browser10.54—
OperaOpera Browser10.60—
OperaOpera Browser10.61—
OperaOpera Browser10.62—
OperaOpera Browser10.63—
OperaOpera Browser11.00—
OperaOpera Browser11.01—
OperaOpera Browser11.10—
OperaOpera Browser11.11—
OperaOpera Browser11.50—
OperaOpera Browser11.51—
OperaOpera Browser11.52—
OperaOpera Browser11.52.1100—
OperaOpera Browser11.60—
OperaOpera Browser11.61—
OperaOpera Browser11.62—
OperaOpera Browser11.64—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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 attackers to bypass cross-site scripting (XSS) protection mechanisms via a crafted HTML document.
How severe is CVE-2012-4144?
Severity scoring for CVE-2012-4144 is pending analysis. The EPSS model estimates a 1.20% probability of exploitation in the next 30 days.
How do I fix CVE-2012-4144?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-4144?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST