CVE-2011-2486

nspluginwrapper before 1.4.4 does not properly provide access to NPNVprivateModeBool variable...

5.0 MediumFix available

nspluginwrapper before 1.4.4 does not properly provide access to NPNVprivateModeBool variable settings, which could prevent Firefox plugins from determining if they should run in Private Browsing mode and allow remote attackers to bypass intended access restrictions, as demonstrated using Flash.

Exploit likelihood

2.47%Up 1.2 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2011-2486
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness: CWE-264
Updated: 2026-11-02

CVE List No score

Record: CVE-2011-2486
Updated: 2026-11-02

EUVDEUVD-2011-2474 No score

Record: EUVD-2011-2474
Updated: 2026-11-03

GitHub AdvisoriesGHSA-fvm8-v4j9-jgp3 No score

nspluginwrapper before 1.4.4 does not properly provide access to NPNVprivateModeBool variable...

Record: GHSA-fvm8-v4j9-jgp3
Updated: 2026-11-02

OSVopenSUSE-SU-2024:10270-1 No score

nspluginwrapper-1.4.4-16.6 on GA media

These are all security issues fixed in the nspluginwrapper-1.4.4-16.6 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:10270-1
Updated: 2026-11-02

Affected products

nspluginwrapper

Affected packages

Affected packages
Package	Affected	Fixed
`nspluginwrapper` Red Hat:enterprise_linux:6::client	before 0:1.4.4-1.el6_3	0:1.4.4-1.el6_3
`nspluginwrapper-debuginfo` Red Hat:enterprise_linux:6::client	before 0:1.4.4-1.el6_3	0:1.4.4-1.el6_3
`nspluginwrapper` Red Hat:enterprise_linux:6::computenode	before 0:1.4.4-1.el6_3	0:1.4.4-1.el6_3
`nspluginwrapper-debuginfo` Red Hat:enterprise_linux:6::computenode	before 0:1.4.4-1.el6_3	0:1.4.4-1.el6_3
`nspluginwrapper` Red Hat:enterprise_linux:6::server	before 0:1.4.4-1.el6_3	0:1.4.4-1.el6_3
`nspluginwrapper-debuginfo` Red Hat:enterprise_linux:6::server	before 0:1.4.4-1.el6_3	0:1.4.4-1.el6_3
`nspluginwrapper` Red Hat:enterprise_linux:6::workstation	before 0:1.4.4-1.el6_3	0:1.4.4-1.el6_3
`nspluginwrapper-debuginfo` Red Hat:enterprise_linux:6::workstation	before 0:1.4.4-1.el6_3	0:1.4.4-1.el6_3
`nspluginwrapper` openSUSE:Tumbleweed	before 1.4.4-16.6	1.4.4-16.6

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2011-2486 is a medium vulnerability (CVSS 5.0) in Nspluginwrapper, published November 19, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.47%, the 84th percentile. Fixed in nspluginwrapper 0:1.4.4-1.el6_3.

References

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