CVE-2012-5882

CVE-2012-5882 is a medium-severity vulnerability in Yahoo Yui with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Description

Cross-site scripting (XSS) vulnerability in the Flash component infrastructure in YUI 2.5.0 through 2.9.0 allows remote attackers to inject arbitrary web script or HTML via vectors related to uploader.swf, a similar issue to CVE-2010-4208.

Frequently asked questions

What is CVE-2012-5882?
Cross-site scripting (XSS) vulnerability in the Flash component infrastructure in YUI 2.5.0 through 2.9.0 allows remote attackers to inject arbitrary web script or HTML via vectors related to uploader.swf, a similar issue to CVE-2010-4208.
How severe is CVE-2012-5882?
CVE-2012-5882 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-5882 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-5882?
CVE-2012-5882 primarily affects Yahoo Yui. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-5882?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-5882 published?
CVE-2012-5882 was published on 2012-11-16 and last updated on 2026-06-16.

References

Affected products (14)

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