CVE-2012-5881

Cross-site scripting in yui 2.4.0

4.3 MediumFix available

Cross-site scripting (XSS) vulnerability in the Flash component infrastructure in YUI 2.4.0 through 2.9.0 allows remote attackers to inject arbitrary web script or HTML via vectors related to charts.swf, a similar issue to CVE-2010-4207.

Exploit likelihood

2.45%Up 1.2 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2012-5881
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE List No score

Record: CVE-2012-5881
Updated: 2026-11-02

EUVDEUVD-2022-4384 No score

Record: EUVD-2022-4384
Updated: 2026-11-03

GitHub AdvisoriesGHSA-jjg9-mf63-vqrp No score

Cross-site scripting in yui 2.4.0

Record: GHSA-jjg9-mf63-vqrp
Weakness: CWE-79
Updated: 2026-11-02

OSVCLSA-2026-1773965916 No score

TuxCare security update for yui2 (1 CVE)

TuxCare rebuilt yui2 to address 1 CVE. Fixed in 2.9.0-tuxcare.1.

Record: CLSA-2026-1773965916
Updated: 2026-11-02

OSVGHSA-jjg9-mf63-vqrp No score

Cross-site scripting in yui 2.4.0

Record: GHSA-jjg9-mf63-vqrp
Weakness: CWE-79
Updated: 2026-11-02

OSVUBUNTU-CVE-2012-5881 No score

Record: UBUNTU-CVE-2012-5881
Updated: 2026-11-02

Affected products

yahoo yui

Affected packages

Affected packages
Package	Affected	Fixed
`yui2` npm	2.4.0 to 2.9.0	None known
`yui2` TuxCare:npm	2.9.0-tuxcare.0 up to 2.9.0-tuxcare.1, plus listed versions 2.9.0	2.9.0-tuxcare.1

History

History
Recorded	Changed	Sources
Nov 3, 2026	affected
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-2012-5881 is a medium vulnerability (CVSS 4.3) in Yahoo Yui, published November 16, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.45%, the 84th percentile. Fixed in yui2 2.9.0-tuxcare.1.