Is CVE-2012-4013 being actively exploited?

CVE-2012-4013 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-4013?

CVE-2012-4013 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2012-4013

MEDIUM · CVSS 4.3EPSS 1.2%EU EUVD

The WebView class in the Cybozu KUNAI Browser for Remote Service application beta for Android allows remote attackers to execute arbitrary JavaScript code, and obtain sensitive information, via a crafted application that places this code into a local file associated with a file: URL.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:N/A:N
Weakness (CWE): CWE-200
EPSS score: 1.2% (68th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-3957)
Published: September 14, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-3957 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

cybozu / kunai browser for remote service

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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