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CVE-2011-2635

The Cascading Style Sheets (CSS) implementation in Opera before 11.10 allows remote attackers to...

5.0 Medium

The Cascading Style Sheets (CSS) implementation in Opera before 11.10 allows remote attackers to cause a denial of service (application crash) via vectors involving use of the :hover pseudo-class, in conjunction with transforms, for a floated element.

Exploit likelihood

2.28%Up 1.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

The Cascading Style Sheets (CSS) implementation in Opera before 11.10 allows remote attackers to cause a denial of service (application crash) via vectors involving use of the :hover pseudo-class, in conjunction with transforms, for a floated element.

Record
CVE-2011-2635
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-399
Updated
2026-11-02
CVE List No score

The Cascading Style Sheets (CSS) implementation in Opera before 11.10 allows remote attackers to cause a denial of service (application crash) via vectors involving use of the :hover pseudo-class, in conjunction with transforms, for a floated element.

Record
CVE-2011-2635
Updated
2026-11-02
EUVDEUVD-2011-2618 No score

The Cascading Style Sheets (CSS) implementation in Opera before 11.10 allows remote attackers to cause a denial of service (application crash) via vectors involving use of the :hover pseudo-class, in conjunction with transforms, for a floated element.

Record
EUVD-2011-2618
Updated
2026-11-03
GitHub AdvisoriesGHSA-c959-gc22-qqrh No score

The Cascading Style Sheets (CSS) implementation in Opera before 11.10 allows remote attackers to...

The Cascading Style Sheets (CSS) implementation in Opera before 11.10 allows remote attackers to cause a denial of service (application crash) via vectors involving use of the :hover pseudo-class, in conjunction with transforms, for a floated element.

Record
GHSA-c959-gc22-qqrh
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-2635 is a medium vulnerability (CVSS 5.0) in Opera Browser, published July 1, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.28%, the 83rd percentile. No source names a fixed version.

References

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