CVE-2011-4263

CVE-2011-4263 is a medium-severity vulnerability in Apc Powerchute 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 Schneider Electric PowerChute Business Edition before 8.5 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Frequently asked questions

What is CVE-2011-4263?
Cross-site scripting (XSS) vulnerability in Schneider Electric PowerChute Business Edition before 8.5 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
How severe is CVE-2011-4263?
CVE-2011-4263 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-4263 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4263?
CVE-2011-4263 primarily affects Apc Powerchute. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-4263?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4263 published?
CVE-2011-4263 was published on 2011-12-07 and last updated on 2026-06-16.

References

Affected products (4)

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